A man's beard grows fastest when he anticipates sex.
239
Enamel is hardest substance in the human body.
61
One human hair can support 3 ounces.
191
The human sigh acts as a physiological reset button.
23
Every human spent about half an hour as a single cell.
144
In one day, adult lungs move about 10,000 litres of air.
11
The human eye blinks an average of 4,200,000 times a year.
233
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456