Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Your fingernails grow faster in summer.
744
The human eye blinks an average of 4,200,000 times a year.
233
The average person will go on a date at least 100 times before they finally marry.
33
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
30