In Japan, condoms are commonly sold 'door to door'!
54
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
There are more bacteria in your mouth than there are people in the world.
60
Poor eyesight (myopia) is associated with higher IQ.
232
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
Your heart pumps about 2,000 gallons of blood each day!
53