Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
The human sigh acts as a physiological reset button.
23
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
The average person will go on a date at least 100 times before they finally marry.
33