Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
The average sperm cell swims at 8 inches per hour.
4
Your heart beats over 100,000 times a day!
54
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
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
People who sleep late have more mental stamina and can outperform early risers.
33
Motorists who talk on cell phones are more impaired than drunk drivers with blood-alcohol levels exceeding .08!
49