Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77
Your ears secrete more earwax when you are afraid than when you aren't.
229
There is a disease called ichthyosis that turns the skin scaly like a fish.
90
The right lung takes in more air than the left.
30
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28
From the age of thirty, humans gradually begin to shrink in size.
1