One human hair can support 3 ounces.
191
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
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Held in farts enter your bloodstream and are bad for your body.
26
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515