Boost Your Workout With Caffeine
Nothing delivers a bigger kick in the pants before a workout than caffeine. It's no wonder that caffeinated pills and drinks are the most common supplement category among bodybuilders, athletes, and gym-goers. Study after study has shown that caffeine can increase alertness, sharpen focus, improve mood, improve tolerance for pain caused by exercise, help burn fat, and help athletes do more work for longer periods in the gym and in sport.
In fact, caffeine works so well that, up until 2004, its use was banned by the World Anti-Doping Agency. I know what you're thinking: “Ban caffeine? Yeah right. Everybody uses it!” And that was basically the line of thinking that ended the ban, since a “threshold level” between social use and abuse couldn't effectively be established. Since then, urine samples have shown that more than 75 percent of elite athletes routinely use caffeine during competition.
That says nothing of its use among non-athletes at home, at work, or, in some ca..