An Oklahoma-born U.S. Air Force physician, he introduced the idea and practice of aerobics. He published a popular 1968 book, Aerobics, on the topic.
Working in the Air Force in the 1960s, he devised a points-based scale of physical fitness that he used to evaluate the impact of various exercises.
His bestselling book, Aerobics, increased the number of runners 100-fold and influenced an entire generation of exercisers.
He was born in Oklahoma City, Oklahoma.
He and Jack LaLanne both did a a great deal to motivate Americans to become more active.