A member asked:

Is there any scientific reason why yawning is contagious?

A doctor has provided 1 answer
Dr. Christopher Wilson answered

Specializes in Sleep Medicine

Not that we know of: Yawning tends to occur with a change in level of awareness or level of arousal of consciousness. Why it's so contagious in unknown.

Answered 10/4/2016

5.4k views

Thank

Related Questions

A member asked:

Can there be a scientific reason for food cravings?

8 doctors weighed in across 2 answers

A member asked:

I need to know if there is a scientific reason for food cravings?

A doctor has provided 1 answer