Once Upon a Time... Life: The Muscles and the Fat
S1 E20
1988
10.0
Muscles account for almost half the weight of the human body. They also need a ton of energy to do their jobs correctly.
Select Server
Episodes
E1
The Planet Cell
24m★10.0
E2
Birth
24m★10.0
E3
The Body Sentinels
26m★10.0
E4
The Bone Marrow
26m★0.0
E5
The Blood
25m★7.7
E6
The Tiny Platelets
24m★10.0
E7
The Heart
26m★10.0
E8
Breathing
26m★10.0
E9
The Brain
26m★10.0
E10
The Neurones
26m★10.0
E11
The Eye
26m★10.0
E12
The Ear
26m★10.0
E13
The Skin
26m★10.0
E14
The Mouth and the Teeth
26m★9.0
E15
The Digestion
26m★10.0
E16
The Liver Factory
26m★10.0
E17
The Kidneys
27m★10.0
E18
The Lymphatic System
26m★10.0
E19
The Bones and the Skeleton
26m★10.0
E20
The Muscles and the Fat
26m★10.0
E21
Toxin Wars
26m★10.0
E22
The Vaccination
26m★10.0
E23
The Hormones
26m★10.0
E24
The Chain Of Life
26m★10.0
E25
Repairs and Changes
26m★10.0
E26
And life goes on...
27m★10.0