Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
On average a woman has 4 sexual partners in her lifetime.
-143
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
It takes about 20 seconds for a red blood cell to circle the whole body.
102
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k