People usually think yawning means you need sleep or you feel tired. But these are not the only reasons. You can also yawn when you relax, lose focus, or switch from one task to another. Your brain and body muscles coordinate this natural process. You open your mouth wide, take a deep breath, and release it slowly.
Your face, jaw, and breathing muscles work together during this time. Scientists still do not have one exact reason for this. Research suggests it might control brain temperature, change alertness, or act as a natural body reflex. So, you should not assume sleep deprivation every time you yawn. You should consult a doctor if you yawn excessively and feel uncomfortable, even though it is a normal reflex.
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