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Watch Once Upon a Time... Life - Season 1 Episode 20 Online!:

Muscles account for almost half the weight of the human body. They also need a ton of energy to do their jobs correctly.

Writing:
  • Albert BarillĂ©

Stars:
Release Date: 1987-09-13
Seasons: 1
TMDb: 7.8/10
  • Country: FR, BE, CA, IT, JP, NL, ES
  • Language: Français
  • Runtime: 26

Other episodes for this season

The Planet Cell
Episode 1 - The Planet Cell
Birth
Episode 2 - Birth
The Body Sentinels
Episode 3 - The Body Sentinels
The Bone Marrow
Episode 4 - The Bone Marrow
The Blood
Episode 5 - The Blood
The Tiny Platelets
Episode 6 - The Tiny Platelets
The Heart
Episode 7 - The Heart
Breathing
Episode 8 - Breathing
The Brain
Episode 9 - The Brain
The Neurones
Episode 10 - The Neurones
The Eye
Episode 11 - The Eye
The Ear
Episode 12 - The Ear
The Skin
Episode 13 - The Skin
The Mouth and the Teeth
Episode 14 - The Mouth and the Teeth
The Digestion
Episode 15 - The Digestion
The Liver Factory
Episode 16 - The Liver Factory
The Kidneys
Episode 17 - The Kidneys
The Lymphatic System
Episode 18 - The Lymphatic System
The Bones and the Skeleton
Episode 19 - The Bones and the Skeleto...
The Muscles and the Fat
Episode 20 - The Muscles and the Fat
Toxin Wars
Episode 21 - Toxin Wars
The Vaccination
Episode 22 - The Vaccination
The Hormones
Episode 23 - The Hormones
The Chain Of Life
Episode 24 - The Chain Of Life
Repairs and Changes
Episode 25 - Repairs and Changes
And life goes on...
Episode 26 - And life goes on...