A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
On average a woman has 4 sexual partners in her lifetime.
-143
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
Enamel is hardest substance in the human body.
61