The human brain doesn't stop developing until about 25 years old.
102
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
The smallest human penis ever recorded was just 5/8 of an inch long!
77
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
When a person dies, hearing is usually the last sense to go.
124
We are born with 350 bones, and die with 206.
135
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26