yawn

Does big brain make you smarter? The blind hear better hearing ordinary people? There are many surprising secrets about the human brain that we are not yet aware of.

The next time you yawn, try looking around to see if the yawn virus spreads to anyone? Research results of the University of Pisa (Italy) show that relatives and close friends are

Why do we yawn? Why is yawning spread when someone starts? And why the yawning spread is not limited to the same species. Scientists try to give some explanation.

If you have to wait for the doctor for many hours in the clinic, you must have yawned at least once. Many people know yawning is a sign of fatigue, but few people think it can

We often think that yawning is a sign of depression or sleepiness, but a new study shows that this action is good for your health, helping you to be more alert by cooling your