Yawning is typically linked to tiredness, but a group of researchers from Princeton and the University of Arizona have found it may simply be a means to regulate brain temperature.
My brain must overheat a lot.
Yawning is typically linked to tiredness, but a group of researchers from Princeton and the University of Arizona have found it may simply be a means to regulate brain temperature.
My brain must overheat a lot.
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Written by:Chris
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