Redheads require up to 20% more anesthesia to be knocked out.
112
Men get hiccups more often than women.
93
There are more bacteria in your mouth than there are people in the world.
60
The average sperm cell swims at 8 inches per hour.
4
Fingernails grow fastest on the hand you favor.
44
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
Our brains have a negativity bias and will remember bad memories more than good ones.
15