The Reason We Yawn Might Might Be to Cool Down Our Brains What makes yawning so contagious? Why do we yawn? Could it be to cool our hot brains? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Why underdogs do better in hockey than basketball Can a Circle Be a Straight Line? The Legendary Voice Behind Movie Trailers The Irresistible Rise of AliExpress Scientists Are Giving People Psychedelics to Understand Consciousness Why We Live Where We Do – Urban Geography
