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Once Upon a Time... Life
Season 1 · Episode 20
The Muscles and the Fat
10.026mJanuary 24, 1988
Muscles account for almost half the weight of the human body. They also need a ton of energy to do their jobs correctly.
Episodes
- Episode 1The Planet Cell
- Episode 2Birth
- Episode 3The Body Sentinels
- Episode 4The Bone Marrow
- Episode 5The Blood
- Episode 6The Tiny Platelets
- Episode 7The Heart
- Episode 8Breathing
- Episode 9The Brain
- Episode 10The Neurones
- Episode 11The Eye
- Episode 12The Ear
- Episode 13The Skin
- Episode 14The Mouth and the Teeth
- Episode 15The Digestion
- Episode 16The Liver Factory
- Episode 17The Kidneys
- Episode 18The Lymphatic System
- Episode 19The Bones and the Skeleton
- Episode 20The Muscles and the Fat
- Episode 21Toxin Wars
- Episode 22The Vaccination
- Episode 23The Hormones
- Episode 24The Chain Of Life
- Episode 25Repairs and Changes
- Episode 26And life goes on...