Caffeine: Energy Or Stimulant?

Many energy drinks have caffeine. But, does caffeine provide energy or is it an additive stimulant? Health benefits and risks of caffeine.

In this video:

• What is caffeine? 00:38
• Sources of energy. 1:52
• Caffeine health benefits. 2:21
• Caffeine health risks. 3:05
• Tolerable caffeine limits. 4:02