Researchers believe the yawning robot may have triggered some biological mechanism in the chimps that they associated with sleep. Image: Popular Science composite, Getty Images/ RMJM, Aline ...

Beyond mere tiredness, frequent yawning might signal serious health concerns. Research links excessive yawning to neurological disorders like epilepsy and stroke, potential issues with your autonomic ...

Whenever my toddler sneezes, yawns, or farts, it's the cutest thing on the planet. Whenever my husband does the same, I'm less amused. And whenever it happens during yoga, let’s just say that it can ...

The average adult yawns about 20 times a day. But why? Surely we can’t all be that tired. The truth is, the science behind yawning is more complex than just a few hours too little sleep. Even more ...

Yawning is one of the most common reflexes in our body. It is usually harmless and mostly indicates tiredness or fatigue. However, excessive yawning can be concerning. When you yawn too much, it could ...

Christine Calder does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...