Why Do We Yawn The Real Science Behind It

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=ES1K8awgBd0

Ever wondered why we yawn? It’s more than just a sign of boredom or sleepiness! For a long time, people believed yawning helps increase oxygen levels in the brain. But recent studies suggest a more fascinating reason: yawning may actually cool down our brains! In this video, we’ll explore the science behind yawning and its surprising effects on the body and mind. Watch till the end to discover how yawning might help keep us refreshed! #Yawning #ScienceExplained #BrainCooling #AmazingFacts

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