Joe Weider, the founder of the International Federation of Bodybuilders which sponsored both the Mr. Universe and Mr. Olympia competitions, passed away of heart failure Saturday at the age of 93. Weider also founded many of the top bodybuilding and fitness magazines that are published today, such as Muscle and Fitness, Flex, Men's Fitness and Shape. In 2003, he sold his magazines to American Media for $350 million. He founded his first magazine, Your Physique, in 1940.