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

I used to think that it didn't make any difference how far you ran if you had a good, strong musculoskeletal system and no underlying cardiovascular problems.

I think investments in general related to the exercise industry are going to be good for a long time.

Exercise can't counteract the damage being done to your body while you continue to smoke. What exercise can do is help you kick the habit.

After 26 years, I am still practicing what I preach.

Aerobic dancing is already adjusting to injury problems and will probably phase out to some extent.

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