Most people don t. Maybe, but you need to decide if it s worth it. The bad news is that caffeine makes your blood sugar level fluctuate, and it also contains lots of acid that can cause heartburn and stomach problems during your training. But not everyone experiences these problems. You have to check as to how you react.
Studies show that two cups are optimum.
One cup of coffee doesn t render the desired effect and three cups can be detrimental. It takes about 15 to 20 minutes for the coffee to get into your system and about 45 minutes for the total effect to hit. Therefore, drink it about an hour before you train. It will indirectly, since it will give you the energy bump to train a little harder and longer toward your goal of optimum speed. Champion bodybuilders claim that 50-80 percent of their success is a result of eating properly.