We do it when we're tired, when we're bored or when we're hungry; parachutists have been seen to do it before a jump, and research has even suggested a link between yawning and sexual arousal. But the ...

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 ...

Many of the videos suggest social mirroring, which happens when individuals unintentionally imitate the actions of others, along with empathy, may be why some people yawn when they see others do it ...

Yawning seems like such a simple act, yet it holds surprising power over us. Just watching someone yawn — even a stranger — can suddenly trigger the irresistible urge to yawn yourself. Why does this ...

Scientists have identified some reasons why yawns spread from person to person. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Seeing or hearing ...