When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
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
Every human spent about half an hour as a single cell.
144
Human hair and fingernails continue to grow after death.
7
A human being loses an average of 40 to 100 strands of hair a day.
133