Your tongue is the only muscle in your body that is attached at only one end.
173
In Japan, condoms are commonly sold 'door to door'!
54
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Nearly 80 percent of all sudden cardiac arrests happen at home.
7
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
You can alleviate a tickly throat by scratching your ear.
9
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
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