W2TCH

Once Upon a Time... Life (1987 – 1988)

1987 • 1 season • TV-Y7
IMDb8.2/106,161TMDB78%141Rotten Tomatoes—Metacritic—
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Season 1

Once Upon a Time... Life · S1E20 — The Muscles and the Fat

Jan 24, 1988 · 26 min · 10.0 (1 votes)

Synopsis

Muscles comprise nearly half of a person's total weight, and their proper function demands a significant amount of energy.