Jack LaLanne hosted a nationally-syndicated TV exercise show from 1951 until 1985.
Jack LaLanne performed many famous publicity stunts over the years, including doing 1,033 push-ups in 23 minutes and, on his 70th birthday, towing 70 rowboats for a mile in Long Island Harbor while swimming handcuffed and shackled.
Jack LaLanne's birth name is Francois Henri LaLanne and was known as "The Godfather Of Fitness".
Impressed by a lecture on nutrition which he heard at age 15, Jack LaLanne eventually opened his own health club in Oakland, California in 1936.
Jack LaLanne was married to Elaine Doyle LaLanne, for over five decades. They had three children, a daughter named Yvonne LaLanne from his first marriage, a son named Dan Doyle from Elaine's first marriage, and a son named Jon LaLanne together. Yvonne is a chiropractor in California. Dan and Jon are involved in the family business, BeFit Enterprises, which they and their mother and sister plan to continue. Another daughter from Elaine's first marriage, Janet Doyle, died in a car accident at age 21 in 1974.