On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
A person can live without food for about a month, but only about a week without water.
156
Yawns are more contagious among people with closer relationships.
163
Your heart will pump about 212 million liters in its lifetime.
26
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456