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RE: 5 Interesting Things We Believe about Yawning [Backed by Science! 3-5 Min Read Time]
While yawning is a normal bodily activity, too much yawning might mean that you are suffering from an underlying medical condition. Excessive yawning is one of the ‘rare’ symptoms of heart conditions, as oscitation is a result of vagus nerve reaction. Too much Yawning might signify brain illnesses as well.
Do you practice medicine. You sound like a doctor. :)
i am not a doctor :) but i used to read lots of articals about how human system works. so i knew few medical terms.