A metaresearch group at Tilburg University in the Netherlands investigates scientists’ research methods and operations, scrutinizing questionable practices such as selective reporting of statistical tests and data massaging. The group instead advocates for practices such as preregistering studies and making experimental data immediately available for open external review and verification. Its members are optimistic that “the perverse incentives of careerist academia, to hoard data and sacrifice rigor for headline-generating findings, will ultimately be fixed.”
This is Hartwig's No. 1 tip when it comes to success on the Whole30. No more grabbing a slice of pizza on the way home from work. "Before day one, you should have your first week of meals planned, grocery shopping done, pantry stocked, and you should have some Whole30-compliant emergency food stashed away," Hartwig says. Here's a Whole30-approved grocery list to get you started.
Is time-restricted eating effective for weight loss? Time-restricted eating is a diet plan that requires people to limit themselves to only eating during specific hours of the day and then fasting outside of this period. Here, we look at what time-restricted eating is, whether or not it works, and what effect it has on muscle gain. We also provide tips for beginners. Read now

Still, many scientists have expressed concern that we do not yet have enough evidence to make any strong claims about the paleo diet’s health benefits, especially its long-term effects. In fact, in an article in response to the first review, authors Tanis R. Fenton and Carol J. Fenton, from the Cumming School of Medicine in Canada, wrote a letter to the editor in which they expressed their disappointment with the review. (5)
The first thing you should make from this book? Red Curry Roasted Cauliflower (pg. 242). We've made it FIVE TIMES since we got the book. Super easy and so delicious. If you follow us @gneissspice on instagram, you’ll see dozens of posts of the meals I made from this book. I highly recommend this book, especially if you are debating a Whole30. Nothing is worse than trying to stick to the strict rules, and then have no idea what to eat for dinner. My only complaint about the book would be no mention of portion sizes. I had to head over to their website to find suggestions (they have a cool graphic for this, not sure why they didn’t include it in the book).
TBK Fitness Program by Tamir Katz shows how to achieve fitness through a healthy, natural hunter-gatherer diet along with a comprehensive exercise program with over 60 different bodyweight exercises of varying difficulty targeting all of the muscles in the body. Also included is a detailed discussion of nutrition and the diseases of civilization based on scientific research, information on stress management and preventive medicine, recommendations on vitamin and supplement use, tips on how to make your fitness program succeed where others have failed, tips on food shopping and preparation, sample meals, and more. The Amazon reviews average to 4+ stars.

Two years ago, I dropped 30 pounds (and kept it off) by doing the Whole30 and continuing to eat well in the months that followed. During the 30 days on the program, I lost 11 pounds. And for me, completing it helped me form healthy habits (like reading labels and not smothering everything in cheese), taught me how to cook an arsenal of healthy recipes I actually enjoyed eating and most importantly (and the reason why I do it every January), showed me how incredible my body feels when I'm not pumping it full of sugar and alcohol. These lessons stuck with me well past the 30 days, allowing me to drop an additional 19 pounds by April of that year and finally reach my goal weight.
Paleo critics point out that not all grains are created equal—whole grains do not spike your blood sugar as much as refined grains. Even so, paleo dieters still steer clear of grains because they contain different compounds and proteins like gluten, lectins and phytates, which they claim cause inflammation in the body and block other nutrients from being absorbed. Paleo critics say these compounds are not a problem unless you have an allergy or sensitivity.
Thank you so much for your wonderful testimonial! I’m so glad to hear you guys are having such great results. I never really drink anything other than water and kombucha (not even milk, soda, or alcohol) even when I’m not on a Whole30, so that’s all I ever drank. If you are missing milk, you could try making your own almond milk (since the store-bought stuff is hard to find without sugar or carageenan). Other than that, I think it’s probably best to stick with water (maybe even infused with citrus, cucumbers, or fruits).
CrossFit has been a full-on addiction for me. My lifestyle is so much better because of it. I eat better, feel better and look better. Every day I look forward to that hour or two after work where I can just hang out with my friends and let off some steam in a workout. The best part of this is that I get to have friendly competition with others, and most importantly myself.
Exercise is a vital part of the live-by-your-genetic-code equation. Surviving in the Stone Age meant a constant on-the-go lifestyle that probably required 4,000-plus calories a day, according to David L. Katz, MD, director of the Yale University Prevention Research Center. Even most people who hit the gym regularly won't need to eat that many calories, but the principle of using food as fuel to exercise still stands.
Advocates of the diet argue that the increase in diseases of affluence after the dawn of agriculture was caused by changes in diet, but others have countered that it may be that pre-agricultural hunter-gatherers did not suffer from the diseases of affluence because they did not live long enough to develop them.[29] Based on the data from hunter-gatherer populations still in existence, it is estimated that at age 15, life expectancy was an additional 39 years, for a total expected age of 54 years.[30] At age 45, it is estimated that average life expectancy was an additional 19 years, for a total expected age of 64 years.[31][32] That is to say, in such societies, most deaths occurred in childhood or young adulthood; thus, the population of elderly – and the prevalence of diseases of affluence – was much reduced. Excessive food energy intake relative to energy expended, rather than the consumption of specific foods, is more likely to underlie the diseases of affluence. "The health concerns of the industrial world, where calorie-packed foods are readily available, stem not from deviations from a specific diet but from an imbalance between the energy humans consume and the energy humans spend."[33]
Greg Glassman and Lauren Jenai founded CrossFit, Inc. in 2000.[14][15] The company was conceived a few years earlier, in 1996, as Cross-Fit.[16] The original CrossFit gym is in Santa Cruz, California, and the first affiliated gym was CrossFit North in Seattle, Washington; there were 13 by 2005, and today there are more than 13,000.[6] Coaches associated with CrossFit include Louie Simmons, John Welbourn, Bob Harper, and Mike Burgener.[17]