Why is yawning contagious

Originally posted by pparrish
you are setting in your car and as your passenger starts to yawn so do you at the same time. what's up with this?

Maybe it's the car that's the problem.

Originally posted by pparrish
we are higher dimensional creatures but can only sense three dimensions.

We can actually sense four dimensions...

Originally posted by pparrish
you are setting in your car and as your passenger starts to yawn so do you at the same time. what's up with this?

Probably for the same reason that it is actually infectious. 😛