Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
The average human body contains enough iron to make a small nail.
50
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
Taphephobia is the fear of being buried alive!
44
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197