Exercise causes weight loss only in that as you want to get more fit you start watching what you eat, quality and quantity, more carefully. As a lifelong runne

Exercise causes weight loss only in that as you want to get more fit you start watching what you eat, quality and quantity, more carefully. As a lifelong runner I know I only burn 80 calories or less per mile, that's nothing. However exercise does things that no supplement or drug can do, proper AMPK and cAMP activation, endorphin and endocannabinoid release.