By Gabe Mirkin, M.D. A review of 34 recent studies shows that taking caffeine before and during exercise can increase muscle strength and endurance (European Journal of Nutrition, published online October 18, 2016;1-15). Taking 1-2 mg of caffeine per pound of body weight can enhance performance of athletes. A 150-pound athlete will get maximum benefit from two to three … [Read more...] about Caffeine Boosts Endurance and Strength