The Fact Is.

Photo: Robert Cianflone - Getty Images Sport
Photo: Robert Cianflone - Getty Images Sport
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Yawning is contagious. Even thinking about yawning is enough. In fact, there's a 50% that you're about to, or just did, yawn.

Yawning is a reflex of simultaneous inhalation of air and stretching the ear drums followed by an exhalation of breath. It is linked to tiredness, boredom, overwork, stress and lack of stimulation. In humans, yawning is often triggered by others yawning around you.

**YAWWWWWN....Crap, it is contagious!

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