What it does do is improve your metabolism and health, both physical and mental. This can improve lots of your processes. Neglecting exercise is absolutely de

What it does do is improve your metabolism and health, both physical and mental. This can improve lots of your processes. Neglecting exercise is absolutely destructive and restricting calories does not get you those things, in fact it can work against them. Building muscle also helps burn calories and improves insulin response. Obviously, it is not enough on its own without a healthy lifestyle as a whole.