PART I: FITNESS AND BODYBUILDINGWhat Is Fitness?
Physical fitness involves the development of all of the body's physical capabilities.
For example, when exercise physiologists tested weightlifters and bodybuilders about twenty years ago they found these men had tremendous strength and muscular development, but that most of them lacked the endurance that comes from cardiovascular training. Their muscles were in great shape, but not their heart and lungs.
Lifting weights, it was then decided, leads to an unbalanced physical development. But then it occurred to somebody that that kind of a standard should work...