Performance enhancing caffeine.

Are you feeling blue there Bunky, a little concerned about your ability to take that hill, walk that extra mile or run through that wall?

Gina Kolata's NYTimes report highlights the performance enhancing features of a cup of coffee:

The beneficial effects on exercise, though, remain. Even if you are a regular coffee drinker, if you have a cup of coffee before a workout or a race, you will do better, Dr. Tarnopolsky said. “There is no question about it,” he added.

Help your customers perform better, give them a cup of coffee.