Yawning is like a stretch for your brain. When you’re tired, your brain needs more oxygen to stay awake, and yawning helps it get that oxygen. Imagine taking a big breath in and stretching your whole body, that’s kind of what happens inside your head when you yawn!
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See also
- Why Do People Feel ‘Anxious’ in Crowded Places?
- Why Do People Often Believe in Conspiracy Theories?
- Why Do We Yawn When We're Tired?
- Why Do Some People Hear Music in Their Heads?
- Why Do People Get Stressed Out by the Same Things Over and Over?
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Categories: Psychology · yawning,sleep,neuroscience,social behavior