Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
From the age of thirty, humans gradually begin to shrink in size.
1
25% of your bones are located in your feet.
12
Wearing headphones for an hour increases the bacteria in your ear 700 times.
233
According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
176
A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45
The male fetus is capable of attaining an erection during the last trimester.
75