It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Only humans shed emotional tears.
331
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
A man's beard grows fastest when he anticipates sex.
239
The human eye blinks an average of 4,200,000 times a year.
233
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
The average person's skin weighs twice as much as their brain.
131