The average human body contains enough iron to make a small nail.
50
About 400 different kinds of microbes live on and in the human body.
-3
There's a new vaccine for alcoholism that gives drinkers an immediate and harsh hangover, even if they drink a small amount of booze.
14
If your DNA was stretched out it would reach to the moon 6,000 times.
256
If you cut a 'V' shape into your toe nails, you can prevent 'in-grown' toe nails.
22
Your thumb is about the same size as your nose.
124
Your skin is actually an organ.
88