The average sperm cell swims at 8 inches per hour.
4
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
On average, there's 100 billion neurons in the human brain.
83
Men get hiccups more often than women.
93
You mostly breathe from only one nostril at a time!
75
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
One quarter of the human brain is used to control the eyes.
43
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12