Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
It takes about 20 seconds for a red blood cell to circle the whole body.
102
There are about 1,400 different species of bacteria in your belly button.
10
25% of your bones are located in your feet.
12
The heart pumps about 1 million barrels of blood during an average lifetime!
30
In one day, adult lungs move about 10,000 litres of air.
11