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Once Upon a Time... Life
Loading…Once Upon a Time... LifeSeason 1 · Episode 20 — The Muscles and the Fat
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Season 1 · Episode 20S1 · E20The Muscles and the Fat

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Episodes

26 in Season 1

  1. 1The Planet Cell24 min · 1987
  2. 2Birth24 min · 1987
  3. 3The Body Sentinels26 min · 1987
  4. 4The Bone Marrow26 min · 1987
  5. 5The Blood25 min · 1987
  6. 6The Tiny Platelets24 min · 1987
  7. 7The Heart26 min · 1987
  8. 8Breathing26 min · 1987
  9. 9The Brain26 min · 1987
  10. 10The Neurones26 min · 1987
  11. 11The Eye26 min · 1987
  12. 12The Ear26 min · 1987
  13. 13The Skin26 min · 1987
  14. 14The Mouth and the Teeth26 min · 1987
  15. 15The Digestion26 min · 1987
  16. 16The Liver Factory26 min · 1987
  17. 17The Kidneys27 min · 1988
  18. 18The Lymphatic System26 min · 1988
  19. 19The Bones and the Skeleton26 min · 1988
  20. 20The Muscles and the FatNow playing
  21. 21Toxin Wars26 min · 1988
  22. 22The Vaccination26 min · 1988
  23. 23The Hormones26 min · 1988
  24. 24The Chain Of Life26 min · 1988
  25. 25Repairs and Changes26 min · 1988
  26. 26And life goes on...27 min · 1988
S1 · E20Once Upon a Time... Life

The Muscles and the Fat

7.8Animation, Kids198726 min

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

Up nextToxin WarsS1 · E21 · 26 min

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