Human hair and fingernails continue to grow after death.
7
The human brain uses approximately as much energy as a 10 watt light bulb.
120
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
A person can live without food for about a month, but only about a week without water.
156
Our Right Lungs takes more air than our left lung.
194
The human eye blinks an average of 4,200,000 times a year.
233
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
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161