Here is an article which may help to answer your question; although the truth is that nobody is really sure WHY we yawn when other people yawn, mirror neurons in the brain may be the physiological answer.
http://www.world-science.net/exclusives … awnfrm.htm
You also yawn when your dog yawns. Your dog yawns when you do.
by Edmund Custers5 years ago
Sometimes I find myself yawning when people yawn. Why is that? Why do people yawn when tired? After reading this you will probably yawn at least once. Please let us know if you did and/or provide your input on yawning.
by DeanKeaton2597 years ago
Why do starving people appear to have pot bellies?I always see pictures and video of these starving children in Africa. Why do they all have pot bellies? I know it has something to do with their starvation, but I'd like...
by carolegalassi7 years ago
Why is it that when you yawn your eyes tear up?I often wondered what yawning and tearing eyes have in common. It doesn't make sense. With your mouth wide open, you breath in deeply, filling your lungs with...
by Alistair Olver5 years ago
Why do we yawn?We all do it, but what is the purpose of yawning?
by katdiaz20116 years ago
Do you cry/ tear up when you yawn?If so, why does this happen?
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