The reason I exercise is for the quality of life I enjoy.

Since then, I have not missed five consecutive days in getting some type of aerobic exercise, mostly jogging.

[Walking's] overwhelming advantage is that it can be done by anyone, anytime, anywhere-and it doesn't even look like exercise.

According to the Gallup Poll, 24 percent of American adults exercised regularly in 1961, and 50 percent after 1968. The peak was 59 percent in 1984, dropping off to 51 percent last September.

I don't criticize weight training - as long as it is not a substitute for aerobic training.

I have not missed a day from work because of illness since 1956.

The reason I exercise is for the quality of life I enjoy.