Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
The human heart creates enough pressure to squirt blood 30 ft.
37
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
Clinophobia is the fear of beds!
30
There are more bacteria in your mouth than there are people in the world.
60
When your face blushes, the lining of your stomach turns red, too.
154
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
If you cut a 'V' shape into your toe nails, you can prevent 'in-grown' toe nails.
22