Your tongue is the only muscle in your body that is attached at only one end.
173
In Nepal, cow dung is used for medicinal purposes.
19
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
It has been shown that caffeine causes headaches when stopped suddenly and can cause morning headaches that are relieved by a dose of caffeine.
101
Every cigarette smoked cuts at least five minutes of life on average, which is roughly the time it takes to smoke one cigarette.
118
Human teeth are almost as hard as rocks!
47