25% of your bones are located in your feet.
12
Flu shots only work about 70% of the time.
18
Human teeth are almost as hard as rocks!
47
The human brain doesn't stop developing until about 25 years old.
102
India used to be the richest country in the world until the British invasion in the early 17th Century.
37
Fingernails grow fastest on the hand you favor.
44
Pain travels through your body at 350 ft. per second.
36
A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5