You can alleviate a tickly throat by scratching your ear.
9
Your tongue is the only muscle in your body that is attached at only one end.
173
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
It takes about 20 seconds for a red blood cell to circle the whole body.
102
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
Taphephobia is the fear of being buried alive!
44
Every cigarette smoked cuts at least five minutes of life on average, which is roughly the time it takes to smoke one cigarette.
118
You would need to smoke between 20,000-40,000 joints to be at risk of dying of a THC overdose.
12