Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Clinophobia is the fear of beds!
30
One quarter of the human brain is used to control the eyes.
43
Your ribs move about 5 million times a year, every time you breathe!
60
Every day, the average person swallows about a quart of mucous.
5
We are born with 350 bones, and die with 206.
135
The human sigh acts as a physiological reset button.
23
You inhale about 700,000 of your own skin flakes each day.
29