Showing posts with label year. Show all posts
Showing posts with label year. Show all posts

Friday, March 18, 2016

Who Wants To Live Forever 5 Survival Techniques That Will Help You Make it Past the 100 Year Margin Healthily!

This article will teach you how to make sure youll see your great, great grand children.
This is one of the many things I have learned from my good friend Carl Lanore, whose radio show, Super Human Radio, I have been following for years before I became what Carl once called "semi-famous": We, that is humans in general and researchers in particular, tend to focus way too much on the sophisticated, the innovative and the revolutionary stuff, when oftentimes the answer to ostensibly open question is lying openly before our eyes. Athletics and bodybuilding, is one of these areas, where practitioners have been doing everything right for decades... and what was their reward? World-records and mind-boggling physiques, for example.

This is yet by no means the only example. The "paleo movement", as bizarre and disfigured as it may have become does still exemplify that the same can be said of "healthy eating", as well.
You can learn more about the secrets of longevity at the SuppVersity

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The Soccer Molecule - C60 Fullerene

Is a Latent Acidosis Killing You Softly?
There have always been people who (instinctively?) knew how to do it - hell, even the hailed Mediterranean Diet is no invention of brainy scientists (certainly not of dumb dietitians). And when we are honest, we dont need websites like Longecity and tons of useless supplements to make the most of our genetic longevity potential: We all know what we should do, but unfortunately, many of us tend to forget that we dont do what it takes to join the ranks of those people about whom Marilynn Larkin wrote in ther 1999 paper "Centenarians point the way to healthy ageing" (Larkin. 1999).

Todays SuppVersity article is an homage to these people and the well-known but often overlooked research on what helps and hinders us from joining the ranks of people like Betsy Baker (supposedly 113, when she died in 1955), Marie-Louise Meilleur (supposedly 117, when she died in 1988) or Jiroemon Kimura (supposedly 116, when he died last year). I mean, they must have done many things right and only few things wrong, right? Based on the contemporary evidence, Ive compiled a list of rules. I guess, neither Betsy or Marie-Louise, nor Jiroemon will have followed all of them to the "T", but hey, this leaves room for you to decide whether youd rather indulge in one or another passion or stick to all of them to the "T" top Marie-Louises 117 or Jiroemons 116 years of age :-)
  • Use the available medical care to your advantage: Within the health and fitness community, the things our regular doctors can do for us have gotten a surprisingly bad rep. It does however stand out of question that the availability and use of modern medicine is one of the cornerstones of the ever-increasing longevity in centennials and other healthy elderly. From basic treatments to complicated operations, all these things the availability of which we usually take for granted has helped us (and the living centenarians) to do what Thomas Perls calls "to ‘compress morbidity’ and live most of our lives in good health, with only a short period of ill health at the end." (Perls. 1999)
    Figure 1: Luckily, your place of birth is not the only determinant of life expectancy; map depicts life expectancy (in years) at birth (created by Panagiotis V. Lazaridis based on WHO & CIA data in 2008)
    At first this may contradict findings Engberg et al. present in a paper with data from a 29-year follow-up of hospitalizations among 40 000 Danes born in 1905, but in the end, it should be obvious that the low hospitalization rates, the Danish researchers observed in centenarians and almost centenarians were rather a consequence than a cause of their longevity and probably also due to timely non-stationary medical interventions, when one of them actually got sick (Engberg. 2009)
  • Dont smoke, or quit smoking: I know this should be obvious, but I guess too many people still believe that they must belong to the lucky few Lewin and Crimmins, the authors of a recent paper with the intruiging title "Not All Smokers Die Young: A Model for Hidden Heterogeneity within the Human Population." (Lewin. 2014) are interested in. Contrary to these (allegedly) genetic outliers, the majority of us will suffer a significant reduction in life expectancy. Estimations of the number of years youll lose range from a handful of years to up to 25% (Rogers. 1991). For a US citizen the latter would equal almost 16 years! Years, of which Susan T. Stewart et al. (2009) say that the average 18-year-old may reclaim 3.76 life-years and, more importantly, 5.16 quality-adjusted years, in which he or she is not hospitalized and wasting away, if they managed to avoid the getting overweight / obese instead.
Eat fish, if you cant stop smoking: The -50% reduction in mortality risk for fish eating heavy smokers vs. people who smoke and have a low fish consumption as it was reported by Rodriguez et al. in 1996, actually raises the question whether it wouldnt make more sense to put images of deliciously prepared salmon on cigarette packets - instead of the tar-black lungs and foul body parts, obviously.
  • In fact, the increase in BMI after smoking sessation "overwhelmed the positive effects of declines in smoking in multiple scenarios" Stewart et al. calculated and reduced the benefits for an 18-year old to 0.71 years or 0.91 (Stewart. 2009).

    But dont worry, other studies report much more beneficial effects. Taylor et al. (2002), for example, estimate that the life expectancy among smokers who quit at age 35 will exceeded that of continuing smokers by 6.9 to 8.5 years for men and 6.1 to 7.7 years for women. And in spite of the fact that early smokers will obviously realize greater gains in life expectancy, even those even those who quit much later in life gained some benefits: among smokers who quit at age 65 years, men gained 1.4 to 2.0 years of life, and women gained 2.7 to 3.7 years.
  • Avoid drinking alcohol in amounts >0.5 glasses of wine per day: Notwithstanding the overcited epidemiological evidence which suggests that a moderate alcohol consumption will have beneficial effects on your life-expectancy, the margin between "just enough" and "already too much" is simply too narrow for me to suggest you drink more than the literal half glass of wine thats supposed to lower the all-cause mortality risk of women by ~20-25% (Streppel. 2009).

    Table 1: Relative Risk for Major Chronic Disease Categories, by Gender and Average Drinking Category (Rehm. 2002)
    A high(er) level of alcohol consumption, on the other hand, has been found to be associated with a higher risk of hypertension, alcoholic cardiomyopathy, cancer, cerebrovascular events and dementia (Kloner. 2007) - a fact that should remind you that (a) the evidence regarding the possible health benefits of alcohol is uncertain, and that (b) alcohol may not benefit everyone who drink. Theoretically, genetic polymorphisms that make alcohol the panacea for one, could turn an in innocent glass of wine into a deadly poison for someone else (Hashimoto. 2002).

    And just in case the ambiguity of data aint reason enough for you to let go of all alcoholic beverages on at least360 of 365 days of the year, the data in Table 1 may convince you.

    If you take a closer look at "Drinking Category I", where youll find all the women who consume 0–19.99 g pure alcohol and all the men who consume 0–39.99 g pure alcohol every day (a glass of wine has ~13g), you will see that alcohol increases the risk of liver cirrhosis by 26%, hypertensive diseases and other CVD by 40% and 50%, is associated with 34% and 23% higher risk of epilepsy for women and men, respectively and increases the risk of all cancers esp. those of the esophagus (+80%) significantly.

    I am not sure about you, but for me this alone would be enough to get my sleep, diet and exercise regimen in check instead of trying to use alcohol as a means to reduce my CVD risk.
  • Attend to relationships and friends: Individuality has become on of the / the (choose for yourself) highest good(s) of Western civilization and few people are aware that we are paying a very high price for that. The influence of social relations on mortality is, after all, well documented. A meta-analysis of 148 studies (308,849 participants followed for an average of 7.5 years) confirms that the quality of our social networks significantly predicts mortality (Holt-Lunstad. 2010).
    Figure 2: Weighted avg. effect sizes across different measures of social relationships (Holt-Lunstad. 2010).
    People with social relationships defined as adequate are 50% more likely to survive than older adults with social relationships defined as poor or insufficient. The overall effect remains consistent across age (see Figure 2).

    It is yet still unclear whether specific types of relationships are more advantageous than others. Giles et al. (2005) showed that the beneficial association between social networks and survival among elderly people may be restricted to relationships with friends and confidants rather than with children and relatives. In a meta-analysis of 53 prospective observational studies on older adults, marriage or support from a partner was found be a significant independent predictor of survival; the overall reduction in mortality risk was 9–15%. However, this association was statistically significant in only half of the studies (Manzoli. 2007).
  • As Rizzuto & Fratiglioni (2014) point out, one hypothesis suggests that strong social connec tions can buffer significant stress and protect against ne ative stress-related outcomes:
    "People might be protected from adopting stress-related lifestyle choices that are detrimental to health, such as smoking, excessive alcohol consumption and sleep loss." (Rizzuto. 2014)
    The main-effect hypothesis postulates that social support is beneficial regardless of the stress level a person is experiencing; in other words, social support can act protectively even before a stressor is experienced. For instance, persons with social support could be influenced to engage in protective be haviors such as exercise.

    Moreover, having a wide range of social ties also provides multiple sources of information that could result in more effective use of available health care and services (Cohen. 2004). No wonder, you have, after all, read only a couple of days ago that education is what protects "poor women from fattening effects of rising wealth" in the SuppVersity Facebook News (read more).
  • Stay lean and be avtive, God damnit! There is this unfortunate and die-hard myth of something scientists refer to as the obesity paradox. A term that is misrepresented by overweight journalists and doctors and misunderstood by the ever-increasing number of obese average Joes, for whom the misleading connotations of terms such as "healthy obese" are downright life-threatening. 

    And this is not an exaggeration, by the way. If you look at the 30% increase in mortality risk Whitlock et al. (2009) calculated based on a meta-analysis of data from 57 prospective studies that included almost 900,000 adults for every 5-point increase in BMI the attribute "life-threatening" is by no means an exaggeration.
Ladies, listen up! Being underweight is unhealthier than being obese. Trying to equal the anorexic Hollywood "stars" could cost your life! It sounds drastic, but with a 47% increase in mortality risks being underweight underweight women (BMI <18.4) have a higher mortality risk than obese ones (+44% for BMI 30.0 to 34.9; see Berrington de Gonzalez. 2010)
  • Although the proportional increase was greater at younger ages (35–59 years), the corresponding increase in mortality for those in their 70s was nearly 30%, and for those in their 80s, it was still 15% - the notion that older people would benefit from being fat is thus simply hilarious.

    Whats not hilarious, though, is that a certain amount of healthy, well-distributed body fat thats complemented by a decent amount of life-extending muscle mass (20% reduction in all cause-mortality for men >55years w/ a decent amount of lean mass; see  SuppVersity Facebook News | learn more) and a corresponding BMI between 20-27 offers enough energy reserves to draw on, when youre sick and old. It is thus also not surprising that being slightly overweight (obesity starts with BMI >30) is not a risk factor for people aged ? 65 years (Heiat. 2001) and certainly better than being what scientists call "underweight", when its actually only "undermuscled" for the vast majority of elderly individuals who are affected.
Sleep! Enough, but not too long. What you should never forget, is to stick to a regular sleep rhythm - and this means not tho short, but not to long either. While short sleepers, defined as people who get "commonly < 7 h per night, often < 5 h per night," have a 12% higher all-cause mortality than people who sleep 7-8h on a regular basis, lying around in bed too long could eventually cost you more than just your job. According to a recent meta-analysis of data from 27 independent cohort samples, sleeping "commonly > 8 or 9 h per night" is even more dangerous and will increase your risk of dying prematurely by 30% compared to a 7-8h sleeper (Cappuccio. 2010).
  • As a SuppVersity reader you know: The risk for both, being underweight and overweight can be reduced if not nullified by a high amount of daily physical activity (the 10,000 steps mantra) and working out regularly. Being moderately active, alone, for example, was found to be associated with a 3.6x higher chance of "successful [=healthy] aging" in a recent study from the University of Ibadan - for regular vigorous activity, the chance of aging healthily increased by 711% (Gureje. 2014)!
  • Miscellaneous, but worth mentioning: This is where I will list everything that popped up on my radar while doing the research, but did not really appear to make a good standalone item in the list. Things like having sex, for example. At least twice a week, to make sure that you dont increase your risk of  fatal coronary heart disease by 180%, guys (Ebrahim. 2002). And ther results Smith et al. presented 5 years before are even more promising: According to their study, each increase of 100 orgasms per year is associated with a 46% reduction in all-cause mortality risk (Smith. 1997)!
It is obviously true that some of the things that determine healthy aging are (still) out of your reach. Most prominently, your sex! Scientists are yet struggling to explain the underlying reasons of the sex-specific "longevity bias", but contemporary research would suggest that...
"[...]female centenarians likely exploited a healthier life-style and more favorable environmental conditions, owing to gender-specific cultural and anthropological characteristics" (Franceschi. 2000) 
... and do thus depend to a lesser extend on having the right mtDNA haplogroups, Thyrosine Hydroxilase, and IL-6 genes than men.

Figure 5: Yes, genes matter, but there is more (Franceschi. 2003)
Apropos genes, the "typically male" aka sex–dependent genetic predisposition to produce high levels of IL?6 is about as detrimental to your goal of making it past the "100+ years finish line" healthily, as being born with the nasty "?4" variety of the apolipoprotein E gene and the corresponding lifelong problems with high blood lipids and an increased risk of cardiovascular disease, Alzheimers & co (Panza. 1999; Bonafè. 2001).

Other genes that have been highlighted as factors that contribute to exceptional longevity are certain variants of the FOXO3A gene (Flachsbart. 2009), ...
You are stronger than your genes: Thats a good thing, because it means that you can attenuate if not nullify the increased disease / obesity risk you may be born to (Kilpeläinen. 2011). For far more of us, its yet rather a bad thing, because they are deliberately throw- ing away their chance to lead a long and above all healthy life by the way they eat, dont exercise and wake all night.
Bottom line: I guess I could list at least a dozen of additional gene of which researchers believe that they were linked to extraordinary longevity (see Sebastiani. 2010), but that would hardly be useful. It could even contradict the message of this article which is "NOT to go to 23andme.com and get tested!".
Its a matter of fact that the most important reason people die fat and sick before their time is because they dont take responsibility for their health ...[deliberate pause] ...and trying to find the cause for your health problems in your genome is the #1 strategy to dig up an excuse that will allow you to put the blame on your parents and grand parents. And this just one day before mothers day! Shame on You! You really think someone blaming his mother deserves to live forever?
References: 
  • Berrington de Gonzalez, Amy, et al. "Body-mass index and mortality among 1.46 million white adults." New England Journal of Medicine 363.23 (2010): 2211-2219.
  • Bonafè, Massimiliano, et al. "A gender–dependent genetic predisposition to produce high levels of IL?6 is detrimental for longevity." European journal of immunology 31.8 (2001): 2357-2361. 
  • Cohen, Sheldon. "Social relationships and health." American psychologist 59.8 (2004): 676.
  • Ebrahim, S., et al. "Sexual intercourse and risk of ischaemic stroke and coronary heart disease: the Caerphilly study." Journal of epidemiology and community health 56.2 (2002): 99-102.
  • Flachsbart, Friederike, et al. "Association of FOXO3A variation with human longevity confirmed in German centenarians." Proceedings of the National Academy of Sciences 106.8 (2009): 2700-2705.
  • Franceschi, C., et al. "Do men and women follow different trajectories to reach extreme longevity?." Aging Clinical and Experimental Research 12.2 (2000): 77-84. 
  • Franceschi, C., and M. Bonafe. "Centenarians as a model for healthy aging." Biochemical Society Transactions 31.2 (2003): 457-461. 
  • Giles, Lynne C., et al. "Effect of social networks on 10 year survival in very old Australians: the Australian longitudinal study of aging." Journal of Epidemiology and Community Health 59.7 (2005): 574-579. 
  • Gureje, Oye, et al. "Profile and Determinants of Successful Aging in the Ibadan Study of Ageing." Journal of the American Geriatrics Society (2014).
  • Heiat, Asefeh, Viola Vaccarino, and Harlan M. Krumholz. "An evidence-based assessment of federal guidelines for overweight and obesity as they apply to elderly persons." Archives of internal medicine 161.9 (2001): 1194-1203.
  • Holt-Lunstad, Julianne, Timothy B. Smith, and J. Bradley Layton. "Social relationships and mortality risk: a meta-analytic review." PLoS medicine 7.7 (2010): e1000316. 
  • Kilpeläinen, Tuomas O., et al. "Physical activity attenuates the influence of FTO variants on obesity risk: a meta-analysis of 218,166 adults and 19,268 children." PLoS medicine 8.11 (2011): e1001116.
  • Kloner, Robert A., and Shereif H. Rezkalla. "To drink or not to drink? That is the question." Circulation 116.11 (2007): 1306-1317.
  • Larkin, Marilynn. "Centenarians point the way to healthy ageing." The Lancet 353.9158 (1999): 1074.
  • Manzoli, Lamberto, et al. "Marital status and mortality in the elderly: a systematic review and meta-analysis." Social science & medicine 64.1 (2007): 77-94. 
  • Oliveira, Aldair J., et al. "The influence of social relationships on obesity: sex differences in a longitudinal study." Obesity 21.8 (2013): 1540-1547.
  • Panza, Francesco, et al. "Decreased frequency of apolipoprotein E ?4 allele from Northern to Southern Europe in Alzheimers disease patients and centenarians." Neuroscience letters 277.1 (1999): 53-56.
  • Perls, Thomas T., Margery Hutter Silver, and John F. Lauerman. Living to 100: Lessons in living to your maximum potential at any age. 1st ed. New York: Basic Books, 1999.
  • Rehm, Jürgen, et al. "Alcohol-related morbidity and mortality." Mouth 140.208 (2002): C00-C97. 
  • Rizzuto, D., and L. Fratiglioni. "Lifestyle Factors Related to Mortality and Survival: A Mini-Review." Gerontology (2014).
  • Rodriguez, Beatriz L., et al. "Fish Intake May Limit the Increase in Risk of Coronary Heart Disease Morbidity and Mortality Among Heavy Smokers The Honolulu Heart Program." Circulation 94.5 (1996): 952-956. 
  • Rogers, Richard G., and Eve Powell-Griner. "Life expectancies of cigarette smokers and nonsmokers in the United States." Social science & medicine 32.10 (1991): 1151-1159.
  • Sebastiani, Paola, et al. "Genetic signatures of exceptional longevity in humans." Science 10 (2010): 1126. 
  • Smith, George Davey, Stephen Frankel, and John Yarnell. "Sex and death: are they related? Findings from the Caerphilly cohort study." Bmj 315.7123 (1997): 1641-1644.
  • Stewart, Susan T., David M. Cutler, and Allison B. Rosen. "Forecasting the effects of obesity and smoking on US life expectancy." New England Journal of Medicine 361.23 (2009): 2252-2260.
  • Streppel, Martinette T., et al. "Long-term wine consumption is related to cardiovascular mortality and life expectancy independently of moderate alcohol intake: the Zutphen Study." Journal of epidemiology and community health 63.7 (2009): 534-540.


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Monday, March 14, 2016

Will 2015 Be the Year You Pick up The Kettlebells Find Out If Your Strength Fitness Physique Would Benefit

2015 may offer a chance to get spice up your routine with kettlebells.
"Moderate evidence indicates that kettlebell training may be safe and effective for increasing certain functional strength and power measures and may show positive results with postural control in young, healthy populations," says a recent review of the literature in Physical Therapy Reviews (Girard. 2014) and does thus sound positively optimistic, but by far not as euphoric as some kettlebell warriors on the Internet.

Those of you who know me are probably aware that I am not a fan of kettle bells, but I am true to the motto of being open to good scientific evidence, like the one from the previously cited review by Girard et al. (2014).
I wont lie to you: I believe there are better muscle builders than kettlebells

Tri- or Multi-Set Training for Body Recomp.?

Alternating Squat & Blood Pressure - Productive?

Pre-Exhaustion Exhausts Your Growth Potential

Full ROM ? Full Gains - Form Counts!

Battle the Rope to Get Ripped & Strong

Study Indicates Cut the Volume Make the Gains!
Speaking of which, the previously cited review found only five studies satisfied the eligibility criteria and were included in this review. The populations studied age range was 18–72 years old. Methodological scores based on the PEDro scale ranged from 3 to 7 out of 10. In those studies, ...
[k]ettlebell training demonstrated improvements for a number of strength measures: time 6 group for bench press ( P < 0.05) and back extension (P = 0.053), main effect for clean and jerk (P < 0.05) and certain power measures such as improved explosive strength comparable to a jump squat control (19.8% increase). Improved postural control was demonstrated in one study (P = 0.04)" (Girard. 2014).
What the kettlebells did not do in any of the five studies by Otto et al. (2012), Manoccia et al. (2013), Lake et al. (2012) and Jay et al. (2011 & 2013) was to have an effect on aerobic endurance as measured by VO2 Max.
Original photos from the study by McGill et al. (2014).
Isnt Kettlebell training bad for your back? No, it isnt. According to data from a 2012 study by McGill, kettlebell training rather than being bad for the back provides unique muscular pulses to the abdominals which, "[t]ogether with the muscle bracing associated with carries create kettlebell-specific training opportunities" makes McGill et al. conclude that the "unique loading patterns discovered during the kettlebell swing [...] which is opposite in polarity to a traditional lift" may in fact be the reason why "many individuals credit kettlebell swings with restoring and enhancing back health and function, although a few find that they irritate tissues" (McGill. 2014).

According to McGill et al. (2014) the "message for coaches is" that the kettlebell offers "several unique training opportunities", for example (a) the opportunity to train rapid muscle contraction-relaxation cycles emphasizing posterior chain power development about the hip. However, the large shear to compression load ratio on the lumbar spine created during swing exercises suggests that this training approach may be contraindicated for some individuals with spine shear load intolerance and (b) enhanced activation of the core musculature during the bottoms-up carry.
The non-significance of the oxygen uptake and thus the non-existence of conditioning effects may come as a surprise for those of you have already done kettlebell swings. Rightly so, as I would argue, because this result of the review is based mainly on the results of Jay et al. (2011) who invited 57 employees of a large pharmaceutical company for a physical examination. Of those only 43 showed up (motivation to work their assess off ?) of whom 40 men and women in their mid-forties then trained for 20 minutes included a 5 –10 minute warm up and a 10–15 minute interval training consisting of 10 intervals of 30 seconds with rest period of 30–60 seconds which began with ZERO workload and was progressively intensified by the participants choice!

Kettlebell, weights, or ergometer, you have to work your ass off to make progress!

Thats much in contrast to Fortner et al. (2014) who had their 14 young (18-25y), non-obese volunteers train three times a week for 8 weeks with 4.5kg and 8kg kettlebells for the female and male subjects, respectively in a "tabata style", i.e. at a twenty-second work to ten-second rest ratio and compared the VO2 response to a traditional protocol, consisting of four sets of work separated by ninety seconds of rest.
Figure 1: Subjective Borg RPE response to Tabata versus traditional kettlebell swing protocols in healthy, young adults. TAB- Tabata, TRADtraditional (left). % of peak VO2 value achieved during Tabata and traditional kettlebell swing protocols in healthy, young adults (right | Fortner. 2014).
As you can see in Figure 1 the response to the two different workouts was very different - despite the fact that the total number of swings from each individuals "tabata condition" (TBA) was equally divided into four sets for their "tradititional condition" (TRAD). From non-kettlebell studies, we know that training at an intensity like this, even if its done for only a few minutes, will just as Fortner et al. say "safely and effectively provide multi-faceted exercise adaptations with a relatively short time investment" (Fortner. 2014) - an assumption thats backed by a 2011 study by Falatic et al. that used a 15s/15s protocol and elicited significant increases in VO2max in seventeen female NCAA Division I collegiate soccer players.

Figure 2: Energy expenditure during two-hand kettlebell exercise and graded treadmill walking (Thomas. 2014).
Furthermore, James et al.  (2014) were recently able to show that a KB routine consisting of 2-hand swings and sumo deadlifts with 3-minute rest periods produces similar metabolic responses to those of a moderate-intensity treadmill walking protocol designed for the improvement of aerobic fitness in 5 women, 5 men between 21 and 31 years of age - and, as you can see in Figure 2, it also burned a few extra calories.

A comparison with treadmill walking is yet not enough to confirm that kettlebell training is also superior to "regular" HIIT training. Personally, I suspect it isnt but its at least a good way to diversify your training routines and create a new exercise stimulus that may even help you break through a plateau.
Youre not interested in fitness? What about improve- ments in glucose tolerance, then? Samantha Leigh Greenwald found in her master thesis that kettlebell training can improve glucose clea- rance in young sedentary men" and concludes that the results of her study "suggest that kettlebell training may provide an inexpen- sive home-based approach for prevention or management of type 2 diabetes" (Greenwald. 2014).
Speaking of diversification: Another recent study by Budnar Jr, et al. who investigated the testosterone, GH and cortisol response to kettlebell training, indicates that "the kettlebell swing exercise might [in fact] provide a good supplement to resistance training programs" (Budnar Jr. 2014).

So, in case you are just working on your 2015 workout routine, you may want to give kettlebells a chance. In that you may, for example, replace one of your regular HIIT training sessions with a brief, but intense tabata-style kettle bell workout as it was described by James et al. (2014): 2-hand swings and sumo deadlifts with 3-minute | Comment on Facebook!
References:
  • Falatic, Jonathan Asher. "The effects of kettlebell training on aerobic capacity." San José state University (2011).
  • Fortner, Howard A., et al. "Cardiovascular and metabolic demands of the kettlebell swing using a Tabata interval versus a traditional resistance protocol." International Journal of Exercise Science 7.3 (2014): 2. 
  • Greenwald, Samantha Leigh. The impact of an acute bout of kettlebell exercise on glucose tolerance in sedentary males. Diss. State University of New York at Buffalo, 2014.
  • Jay, Kenneth, et al. "Kettlebell training for musculoskeletal and cardiovascular health: a randomized controlled trial." Scandinavian journal of work, environment & health (2011): 196-203.
  • Jay, Kenneth, et al. "Effects of kettlebell training on postural coordination and jump performance: a randomized controlled trial." The Journal of Strength & Conditioning Research 27.5 (2013): 1202-1209.
  • Lake, Jason P., and Mike A. Lauder. "Mechanical demands of kettlebell swing exercise." The Journal of Strength & Conditioning Research 26.12 (2012): 3209-3216.
  • Manocchia, Pasquale, et al. "Transference of kettlebell training to strength, power, and endurance." The Journal of Strength & Conditioning Research 27.2 (2013): 477-484.
  • McGill, Stuart M., and Leigh W. Marshall. "Kettlebell swing, snatch, and bottoms-up carry: back and hip muscle activation, motion, and low back loads." The Journal of Strength & Conditioning Research 26.1 (2012): 16-27. 
  • Otto III, William H., et al. "Effects of weightlifting vs. kettlebell training on vertical jump, strength, and body composition." The Journal of Strength & Conditioning Research 26.5 (2012): 1199-1202.
  • Thomas, James F., et al. "Comparison of Two-Hand Kettlebell Exercise and Graded Treadmill Walking: Effectiveness as a Stimulus for Cardiorespiratory Fitness." The Journal of Strength & Conditioning Research 28.4 (2014): 998-1006.


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Monday, February 15, 2016

Happy New Year Hangover Cures 8 Cures That Work Two Dozen Purported Cures That Have No Scientific Backup

Happy New Year! In case this guy looks anywhere similar to how you feel after yesterdays party night, todays SuppVersity article is for you!
"Happy New Year", health, love, ... you know the whole litany, so lets get over it and straight to the things that are really important, today. The hangover cures. In the following I have compiled an extensive yet probably by no means complete list of scientifically proven hangover cures that may help better than aspirin and plenty of water (Harvard Health Letter. 2006), alone.

Apropos aspirin, its actually not too bad to start with 400-800mg of it, if you are having a hangover. It has after been shown to block the increased prostaglandin synthesis in response to alcohol ingestion and thus counter at least the inflammatory aspect of the hangover (George. 1979).
Better consume protein than alcohol learn why at the SuppVersity

Alcohol Hampers Muscle Gains!?

Sex, drugs... no good for athletes?

Red Wine Lowers LDL / HDL Ratio

Alcohol and Binge Eating

Non-alc. Beer = Sports Beverage

Alcohol May Trigger Gyno
The latter cannot be said of another common pain killer: Acetaminophen, which failed to inhibit ethanol-induced subjective effects in human volunteers in a 1992 study by Pickworth et al. The same study by George et al. would yet also suggest that aspirin may also prolong the time it takes for the alcohol to leave your system completely... and this may not be your only problem, because the coingestion of aspirin and alcohol has been associated with an increased risk of gastrointestinal haemorrhage (Needham. 1971).

So what do you do if water and aspirin are not enough? Well, here are a couple of suggestions - in a more or less random order, since there are hardly any studies that compare the efficacy of one to another.
  • Figure 1: Effects of 200mg tolfenamic acid on hangover symptoms in man (Kaivola. 1983).
    Tolfenamic acid - Tolfenamic acid is a very specific prostaglandin biosynthesis inhibitor that lead to significant reductions in hangover symptoms in a 1983 study by Kaivola, et al. (see Figure 1).

    The only problem is: The subjects consumed the 200mg of the anti-migraine drug tolfenamic acid before they started binge drinking. Whether the effects are similarly pronounced if you take it the day after remains to be elucidated.
  • Gamma linoleic acid (GLA) - The omega-6 fatty acid from vegetable oils like rapeseed/canola oil and soy beans, walnuts, flax seed (linseed oil), perilla, chia, and hemp seed effectively reduced the hangover symptoms of human volunteers in a study the results of which have unfortunately never been officially published (Moesgaard; based on Pittler. 2005).

    In view of the fact that I have only 2nd hand access to the results I cannot tell you how much GLA you would need. Considering the effect that the supplement contained B officinalis aka Borage, which contains 26-36% GLA, if its not specifically enriched, I would yet assume that 100-300mg should do.
Figure 2: Symptoms and possible contributers of hangover (Swift. 1998).
  • Yeast + B-Vitamins: Another trial tested the efficacy of 250 mg dried yeast, 0.5 mg thiamine nitrate, 0.5 mg pyridoxine hydrochloride, and 0.5 mg riboflavin in participants who consumed vodka (40% volume alcohol) amounting to a total of 100 g absolute alcohol (Laas. 1999). The difference in the change for the symptoms discomfort, restlessness, and impatience was statistically significant in favor of the yeast preparation and appear to suggest that the corresponding supplement aka "Morning Fit" works.

    Moreover, corresponding research from the Chungnam National University in Korea shows that a preparation of combined glutathione-enriched yeast and rice embryo/soybean extracts constitutes a  "a promising candidate for improvements of alcoholic hangover" (Lee. 2009), as well.
  • Oh!K - A hangover cure with green ginger, turmeric, pepper, and green tea extract, along with salt, citric and ascorbic acid and fructose as the carrier worked pretty well in a recent study by Gopi et al. (2014).
  • Sprite! Or rather a sprite-like herbal drink - In the media you may have read about Sprite, when in fact the two drinks researchers from the Sun Yat-Sen University in China tested and found to be effective in increasing the production of the enzyme that helps our bodies to get rid of alcohol were xue bi, a fizzy lemon and lime drink of which the researchers did not declare that it was indeed Sprite and hui yi su da shui, probably a type of soda water (Li. 2014).
  • After Affect(R): Another commercially available anti-hangover cure "proved" to be effective in a non-randomized non-controlled trial from the Utrecht University (Vester. 2012).
    Table 1: Rationale for the ingredients included in After-Effect©. 1 - Total dose of 5 capsules. 2 - Only those symptoms that showed a significant improvement during alcohol hangover are listed. GLA: gamma-linolenic acid, EPA: eicosapentaenoic acid (EPA), and DHA: docosahexaenoic acid (Verster. 2012).
    If it were not for the reasonable ingredient profile (see Table 1), I probably wouldnt have listed it, but with GLA, magnesium, B-vitamins & co it does contain a bunch of ingredients that may actually help.
  • Party Smart (carbonate mix) - Yet another commercial preparation that contains calcium carbonate (615 mg) and vegetable carbon (345 mg) and has - unfortunately - to be consumed while you are drinking.

    More specifically, the subjects in the 2004 study by Manu et al. consumed their first serving of two caplets with first drink and two more caplets every 2 to 3 hours (or 5 to 6 drinks).
    Figure 3: Mean hangover score and mean blood alcohol 10h after drinking (Manu. 2004).
    The data in Figure 3 does yet indicate that this alkalization regimen worked pretty well (I wonder if sodium bicarbonate would to the same ;-) is a pretty effective means to (a) keep the hangover in check and (b) help your body clear the alcohol from your bloodstream.
  • Aging! Ok, I know this does not really help you today, but maybe on New Years Eve 2065! Tolstrup et al. found that hangover following engagement in binge drinking is much more common in the young than in the older age groups (Tolstrup. 2014). For women, similar results were obtained.

    As the scientists point out, "[t]his finding could not be explained by the usual amount of alcohol consumption, frequency of binge drinking, or the proportion of alcohol consumed with meals" (Tolstrup. 2014).
List of anti-hangover remedies from the Internet - all w/out scientific evidence that they work (Pittler. 2004).
You still feel like dying? If all these cures didnt help and you feel as if you were about to die, today, you may have inherited a special gene variant from of Aldehyde Dehydrogenase (ALDH2) an Asian ancestor that makes you extra susceptible to more severe hangovers (Wall. 2000).

And if you are totally desperate you may want to give C scolymus aka Artichoke leaves and O ficus-indica extracts a final try. While two randomized controlled trials did not intergroup differences for their main outcome measures (Pittler. 2003; Wiese. 2004), both are often hailed as natural hangover remedies. The same can be said of most of the other remedies you will find if you google anti-hangover cures on the Internet (see table on the right). As Pittler et al. highlight in their 2005 review of the literature, none of them has reliable scientific evidence that would confirm that they are working | Comment on Facebook!
References:
  • George, Frank R., and Allan C. Collins. "Prostaglandin synthetase inhibitors antagonize the depressant effects of ethanol." Pharmacology Biochemistry and Behavior 10.6 (1979): 865-869.
  • Gopi, Sreeraj, et al. "Studies on the effectiveness, safety and tolerability of two doses of Anti Hangover Drink in Reducing Alcohol Induced Hangover Symptoms in Adult Male Social Drinkers." Int.J.Cur.Res.Aca.Rev. 2.8 (2014): 125-131.
  • Harvard Health Letter. How to handle a hangover: drinking fluids may help with the morning-after misery from getting drunk. Harvard Health Letter 31.3(2006):3. 
  • Kaivola, S., et al. "Hangover headache and prostaglandins: prophylactic treatment with tolfenamic acid." Cephalalgia 3.1 (1983): 31-36. 
  • Laas I. A double-blind placebo-controlled study on the effects of Morning Fit on hangover symptoms after a high level of alcohol consumption in healthy volunteers. J Clin Res 1999;2: 9-15. 
  • Lee, Heon-Sik, et al. "Effects of a preparation of combined glutathione-enriched yeast and rice embryo/soybean extracts on ethanol hangover." Journal of medicinal food 12.6 (2009): 1359-1367.
  • Li, Sha, et al. "Effects of herbal infusions, tea and carbonated beverages on alcohol dehydrogenase and aldehyde dehydrogenase activity." Food & function 5.1 (2014): 42-49. 
  • Manu, M. B., and S. A. Kolhapure. "Evaluation of the Efficacy and Safety of “PartySmart” in the Prevention of Alcohol-induced Hangover: A Prospective, Randomized, Double Blind, Comparative, Phase III Clinical Trial." INDIAN JOURNAL OF CLINICAL PRACTICE 15.7 (2004).
  • Moesgaard S, Hansen NV. GLA effectively reduces hangovers. Pharma Nord Research, unpublished report. 
  • Needham, C. D., et al. "Aspirin and alcohol in gastrointestinal haemorrhage." Gut 12.10 (1971): 819-821. 
  • Pickworth, Wallace B., et al. "Acetaminophen fails to inhibit ethanol-induced subjective effects in human volunteers." Pharmacology Biochemistry and Behavior 41.1 (1992): 189-194.
  • Pittler, Max H., et al. "Effectiveness of artichoke extract in preventing alcohol-induced hangovers: a randomized controlled trial." Canadian Medical Association Journal 169.12 (2003): 1269-1273.
  • Pittler, Max H., Joris C. Verster, and Edzard Ernst. "Interventions for preventing or treating alcohol hangover: systematic review of randomised controlled trials." Bmj 331.7531 (2005): 1515-1518.
  • Swift, Robert, and Dena Davidson. "Alcohol hangover." Alcohol Health Res World 22 (1998): 54-60. 
  • Tolstrup, J. S., Stephens, R. and Grønbæk, M. (2014), Does the Severity of Hangovers Decline with Age? Survey of the Incidence of Hangover in Different Age Groups. Alcoholism: Clinical and Experimental Research, 38: 466–470. doi: 10.1111/acer.12238.
  • Verster, J. C., and O. Berthélemy. "Consumer Satisfaction and Efficacy of the Hangover Cure After-Effect©." Advances in preventive medicine 2012 (2012).
  • Wall, Tamara L., et al. "Hangover symptoms in Asian Americans with variations in the aldehyde dehydrogenase (ALDH2) gene." Journal of Studies on Alcohol and Drugs 61.1 (2000): 13.


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