Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
176
If you stop working out, it takes twice as long to lose strength than it took to gain it.
16
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202
In Japan, condoms are commonly sold 'door to door'!
54
We are born with 350 bones, and die with 206.
135
A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15