The human sigh acts as a physiological reset button.
23
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
Your body is creating and killing about 2.4 million red blood cells per second.
17
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118