Dentists have recommended that a toothbrush be kept at least 6 feet away from a toilet to avoid airborne particles resulting from the flush.
104
The human heart creates enough pressure to squirt blood 30 ft.
37
It takes 17 muscles to smile, 43 to frown.
65
We blink 25 times a minute.
51
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
About 400 different kinds of microbes live on and in the human body.
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