The largest cell in the human body is the female egg and the smallest is the male sperm.
682
A person can live without food for about a month, but only about a week without water.
156
Human hair and fingernails continue to grow after death.
7
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The average person will go on a date at least 100 times before they finally marry.
33
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99