Caffeine has been shown to be much more than a fat burner. Research now suggests it can boost your energy, intensity, fat loss, pain threshold, workout recovery and even your health. Here’s the latest word on this superstar.
There’s a reason just about every preworkout product contains creatine and magazines like this one nag you over and over to supplement with it: It works. Here’s (just about) everything you need to know about this industry-revolutionizing supplement.