It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
In one day, adult lungs move about 10,000 litres of air.
11
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
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
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
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