Why Do My Eyes Tear Up When I Yawn?

September 2, 2015 5:25 PM

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Why Do My Eyes Tear Up When I Yawn?

When you see someone yawn, you might yawn too and something else may also happen. You might shed a tear or two.

When we yawn, the facial muscles surrounding our eyes pull tight. This may put pressure on our lacrimal glands (the glands that are neatly tucked away deep beneath our upper eyelids just below our eyebrow bones.) These glands produce the watery component to our eyes' own natural tears. They are work...

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