Fingernails grow fastest on the hand you favor.
44
We blink 25 times a minute.
51
The smallest human penis ever recorded was just 5/8 of an inch long!
77
Most dreams last only 5 to 20 minutes.
79
When you take a step, you are using up to 200 muscles.
886
It is possible to go blind from smoking too heavily.
50
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Men have larger hearts; women's hearts beat faster.
77