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20190910-brown-fat.jpg
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Title
Brown fat activation
Caption
When the body is cold, brown fat is activated to use sugar, fat, and amino acids from the blood to generate heat. Top: Brown fat is not activated. Bottom: Cold conditions activate the brown fat, as shown by the orange color on both shoulders and the neck.
Credit
Labros Sidossis / Rutgers University
Description
Brown fat activation
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Brown fat activation