Why is yawing contagus
Long ago,yawn contagiousness might’ve helped people communicate their alertness level to each other&coordinate sleeping schedules. [ Source: http://www.chacha.com/question/why-is-yawing-contagus ]
More Answers to “Why is yawing contagus“
- Why is yawing contagious?
- http://answers.yahoo.com/question/index?qid=20070215115145AA44tOx
- Its psychological. Basically our sub conscious recognizes our own “fatigue” when we see someone else yawn. Basically if we don’t pick up on our own tiredness our sub conscious will when we see it. Heres an example of what I am sug…