Doctors say frequent yawning can indicate deeper health issues. If you’re a chronic, compulsive yawner then don’t ignore it ...

Dr. Anastasia Agaeva indicates that many believe that yawning is due to a lack of oxygen in the body. How true is this belief ...

“Most of us equate yawning with being tired, but studies have found that yawning could be caused by your body trying to cool your brain,” Dr. Jen Caudle tells Yahoo Life. She describes yawning as the ...

Ever noticed how one yawn can trigger many? Science reveals how your brain copies others, why yawns spread so easily, and what this curious habit says about humans.

Humans’ first experience with yawning happens in utero, says Matthew D. Epstein, M.D., associate medical director of the Atlantic Health Sleep Centers in New Jersey. Yet, Earth-side, the ...

A new study suggests that for people treating depression with common medications, the frequency of their yawning might track with how well they are healing. Published in the Journal of Psychiatric ...

Is it true that we yawn when our brains are deprived of oxygen? Most of us can feel a yawn coming on. The muscles in our jaw begin to tighten, our nostrils might flare, and our eyes might tear up as ...

Have you ever wondered why yawning is contagious? It may be a way to bond with your fellow human being, but scientists have other theories. We’re one sentence into this story and I’ve already yawned ...

More like “monkey see, monkey pee.” Yawning isn’t the only bodily function that’s contagious. Japanese scientists have ...

It is highly contagious and very common. You can catch it at any time, and there may be nothing you can do to prevent it. Sound scary? Fortunately, it, yawning, is not too harmful...unless you are on ...

TIME’s new health column, It’s Not Just You, explores the phenomena behind some of life’s most everyday yet baffling behaviors. If seeing someone mid-yawn makes you involuntarily stretch out your ...