Yawning keeps brain temperature low - Instablogs
Yawning keeps brain temperature low
AMIT , New Delhi: Jul 5 2007
Made Popular Jul 5 2007
Do you know why we yawn? Not when we feel sleepy, not when we are getting bored, not because we are sitting idle, not for low oxygen level in the blood, but for a reason, which might surprise all. Researchers have found that we yawn because it is a way...
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Tags: Yawn, Brain, Research
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