for instance — the brain initiates cooling mechanisms including yawning, said Gallup, who has studied the theory. Don’t suppress yawns, experts said. Yawning may serve an important ...

We’ve taken a look at yawning, and some of the other weird things our bodies do on a daily basis. One theory you may have heard of is that yawning aids your breathing, in that it allows more ...

Worried your colleague is a psychopath? Here’s the easiest way to test the theory… Yawning is genuinely contagious – which is why, once you spot someone yawning in your vicinity, it sets you ...