Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Our Right Lungs takes more air than our left lung.
194
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
If the human eye was a digital camera, it would have 576 megapixels.
25
Pain occurs when sounds are above 130 db.
124