Jim Fixx

James F. Fixx was born on April 23, 1932, he 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. In 1980 he published a follow up book titled Jim Fixx's Second Book of Running: The Companion Volume to The Complete Book of Running. In his books and on television talk shows he often talked abort how he jogged an average of 60 miles every week on the basis that the physical exercise considerably increased the average human being's life expectancy.

On July 20, 1984, while out jogging, 52-year-old Jim Fixx collapsed and died of a massive heart attack. The autopsy revealed that cholesterol had blocked one coronary artery almost 100%, a second 80%, and a third 70%.