"James F. Fixx (April 23, 1932–July 20, 1984) was the author of the 1977 best-selling book, The Complete Book of Running. Best known as Jim Fixx, he is credited with helping start America's fitness revolution, popularizing the sport of running and demonstrating the health benefits of regular jogging.
Fixx died at the age of 52 of a massive heart attack, after his daily run..."
Still get a kick out of that. But like MJRaica, after five knee surgeries, I have turned to running off at the mouth instead.