Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
The human sigh acts as a physiological reset button.
23