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
In Japan, condoms are commonly sold 'door to door'!
54
Flu shots only work about 70% of the time.
18
Wearing headphones for an hour increases the bacteria in your ear 700 times.
235
Your body is creating and killing 15 million red blood cells per second.
50
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
16
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15