Poster of Cast and Crew in Once Upon A Time... Life - Season 1 - Episode 20 - The Muscles and the Fat

Once Upon A Time... Life - Season 1 - The Muscles and the Fat (Episode 20)

Plot: Muscles account for almost half the weight of the human body. They also need a ton of energy to do their jobs correctly
Episode Aired On:
Sunday, January 24 1988
37 years ago