The average sperm cell swims at 8 inches per hour.
4
Human teeth are almost as hard as rocks!
47
Women buy four out of every 10 condoms sold.
71
Sitting straight upright in your chair is bad for your back. You should instead slouch at an angle of 135 degrees.
10
In Japan, condoms are commonly sold 'door to door'!
54
40% of all indigestion remedies sold in the world are bought by Americans.
8
