Jim Fixx Jim Fixx James Fuller "Jim" Fixx (April 23, 1932 – July 20, 1984) was an American who wrote the 1977 best-selling book "The Complete Book of Running". He is credited with helping start America's fitness revolution, popularizing the sport of running and demonstrating the health benefits of regular jogging. He died of a heart attack while jogging at 52 years of age. His genetic predisposition for heart problems and other previous lifestyle factors may have caused his heart attack. Born in New York City, Fixx was a graduate of Trinity School in New York and Oberlin College in Ohio. His
Calvin Fixx 31, 1930, Fixx married Marlys Virginia Fuller (1906–2004) of Michigan, a graduate of the 1929 class at Northwestern University. They lived at 3328 81 Street, Jackson Heights, Queens, New York. He died on March 3, 1950, of a second heart attack, in an Atlantic City hospital, at the age of 43. Fixx was survived by his wife, both parents, son James, daughter Catherine, brothers Ford and Harley, and sister Georgia. His son, Jim Fixx, would also die of a heart attack, at the age of 52 in 1984. Fixx is buried in Carmel, New York, in the Loudonsville Cemetery, in