A person can live without food for about a month, but only about a week without water.
156
The human sigh acts as a physiological reset button.
23
Your fingernails grow faster in summer.
744
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
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
The human eye blinks an average of 4,200,000 times a year.
233
You can't tickle yourself.
29
The human brain uses approximately as much energy as a 10 watt light bulb.
120