The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Your heart will pump about 212 million liters in its lifetime.
26
In one day, adult lungs move about 10,000 litres of air.
11
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
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
Yawns are more contagious among people with closer relationships.
163