We have this idea that if we want to lose weight, we join a gym on January 1st, we start working out regularly, and eventually we’ll slim down. Well, here’s some bad news. I read more than sixty studies on this, and it turns out exercise is actually pretty useless when it comes to weight loss. Dr. Kevin Hall at the National Institutes of Health has done some of the most important studies on exercise and weight loss We need to rebrand exercise … exercise isn’t a weight loss tool per se, it’s excellent for health is probably the best single thing that you can do other than stopping smoking to improve your health. But don’t look at it as a weight loss tool.