Our Right Lungs takes more air than our left lung.
194
The skin on your lips is 200 times more sensitive than your fingertips.
345
It takes about 20 seconds for a red blood cell to circle the whole body.
102
During menstruation, the sensitivity of a woman's middle finger is reduced.
47
Your ribs move about 5 million times a year, every time you breathe!
60
Your skeleton keeps growing until you are about 35, then you start to shrink.
74
