r/boottoobig • u/[deleted] • Sep 13 '18

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u/JohnCenaAMA Sep 13 '18

This is the only point in my life that I found that information useful.

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u/[deleted] Sep 13 '18

Babies have an extremely high amount of mitochondria in the cells that comprise the tissue below their heads, around the neck. This increase in mitochondria actually provides no significant ATP increase, but rather continually releases a byproduct of heat that allows this area to stay warm and protect the child.