It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
The human brain is more active during sleep than during the day.
28
The human sigh acts as a physiological reset button.
23
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
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