Why we yawn!

[Brillopad]

http://www.bbc.co.uk/news/health-41107399

Always wondered about this. Interesting.

[Crimson Dynamo]

interesting to see what Chad did after Big Brother...

[waterhog]

LT you are funny but anything chad does gets no reaction not even a yawn :joker:

[Brillopad]

interesting to see what Chad did after Big Brother...

Anything bb makes me yawn nowadays.

[smudgie]

I yawned constantly whilst reading the article and also now writing about it.
Fascinates me when people manage not to yawn when they see others yawning.
Cold hearted psycho.:laugh:

[JerseyWins]

I yawned just from reading the title of this thread.

[Tozzie]

https://www.youtube.com/watch?v=vEJy-xtHfHY