Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
A man's beard grows fastest when he anticipates sex.
239
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111