Chewing gum boosts your brain power.
285
One quarter of the human brain is used to control the eyes.
43
Your heart rate can rise as much as 30% during a yawn.
69
Your tongue is the only muscle in your body that is attached at only one end.
173
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28
The whiter your tongue, the more germs there are on it.
88
You can alleviate a tickly throat by scratching your ear.
9