The human body contains over a billion miles of DNA.
147
The tongue is the strongest muscle in the human body.
50
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
Your skeleton keeps growing until you are about 35, then you start to shrink.
74
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
The skin on your lips is 200 times more sensitive than your fingertips.
345
Your tongue is the only muscle in your body that is attached at only one end.
173
People that suffer from gum disease are twice as likely to have a stroke or heart attack.
22