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 ...

Italian scientists who documented humans interacting in everyday situations have found that women are more susceptible to catching the urge to yawn from others than men are. The findings, published in ...

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 ...

Yawning is an automatic body response to tiredness or stress. Less commonly, excessive yawning can also be a sign of an underlying health condition. It can be related to the vagus nerve, sleep ...

A woman claimed that she almost died after she yawned too hard one morning. She said that she saw her newborn daughter yawn and went to do the same, but felt an “electric shock sensation” go through ...

It’s official, yawning is actually good for you. But why do we yawn? According to sleep experts, it releases the ‘feel good’ hormone serotonin, as well as dopamine, which helps influence mood and ...

Yawning is usually brushed off as a sign of fatigue or lack of sleep. But for some, it could be the body’s quiet way of asking for help. Researchers have found that excessive yawning, especially when ...