If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
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
According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
In older people, memory is best early in the morning and then declines during the late afternoon.
33
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5