The largest cell in the human body is the female egg and the smallest is the male sperm.
682
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
You can't tickle yourself.
29
On average a woman has 4 sexual partners in her lifetime.
-143
The average sperm cell swims at 8 inches per hour.
4
All 13 minerals necessary for human life can be found in alcohol beverages.
282
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Tigers can see 6 times better at night than humans.
305