The average person's skin weighs twice as much as their brain.
131
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193