The latest health fad is in promoting foods or products that are high in antioxidants. What are antioxidants and how do they relate to the chemical reactions in your body? Are you going to increase your antioxidant intake?
Watch the following video: http://www.teachersdomain.org/asset/oer08_vid_exercise/
How have athletes "optimized" cellular respiration in their bodies? Do athletes get sore from lactic acid buildup?