Nutrition is one of the major components of fitness. Unfortunately, we get so much misleading and conflicting information that is tough to know what we need to consume for optimum fitness.

Good nutrition facts abound in the sports literature (Runners' World, for example, carries several excellent articles each month), but we still see plenty of bad information being reported.

Every month, it seems, someone announces a new diet, each one claiming to correct all the errors of the previous die...