Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
There's 100 trillion good bacteria living in your body.
17
If you hold farts in during the day, they'll just come out when you sleep.
16
A person can live without food for about a month, but only about a week without water.
156
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
