The energizing boost of caffeine is commonly used as a workout enhancer by many. It's no wonder why since it'll have you feeling alert and willing to keep your exercise going for longer. Here's an interesting excerpt from an
informative article that explains a bit about how it works:
The performance boost you get from caffeine is a result of how it hot-wires your central nervous system, says Matthew Ganio, PhD, an exercise physiologist at the Institute for Exercise and Environmental Medicine in Dallas.
"Caffeine crowds out a calming brain chemical called adenosine," he says. You become more alert, you react faster, and you don't feel like you're working as hard, all of which add up to training or competing at a higher intensity for a longer period of time and being more agile in a pack.
Learn more about how a cup of coffee could effect your fitness regime and how your frequency of consumption and timing matters on this
Fitbie article by
Matthew Kadey.
http://fitbie.msn.com/get-fitter/caffeine-alert