One quarter of the human brain is used to control the eyes.
43
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
56
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16
It takes 17 muscles to smile, 43 to frown.
65
The average person's skin weighs twice as much as their brain.
131
You would need to smoke between 20,000-40,000 joints to be at risk of dying of a THC overdose.
12
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
Chocolate, sex, and laughter are all important for a healthy brain.
37