So I've broadened the fitness concept to make it one of moderation and balance.

Far too many times over the next 12 to 15 years, it was brought to my attention that people who followed my exercise guidelines exactly but ignored their diet, their weight and their cigarette smoking had heart attacks at age 55.

There are six components of wellness: proper weight and diet, proper exercise, breaking the smoking habit, control of alcohol, stress management and periodic exams.

So I've broadened the fitness concept to make it one of moderation and balance.

You have to run 75 to 100 miles a week if you expect to break the four-minute mile.

If you look at body fat, it seems to increase with age, even though your weight does not. That's a physiological fact of aging, they say. Heck it is. It is an adaptive effect of aging.

It's easier and more cost effective to maintain good health, than to regain it once it's lost.