Did you know that While sleeping, one man in eight snores, and one in ten grinds his teeth?

The human eye blinks an average of 4,200,000 times a year.


It takes approximately 12 hours for food to entirely digest.

Human jaw muscles can generate a force of 200 pounds (90.8 kilograms) on the molars.

The Skylab astronauts grew 1.5 - 2.25 inches (3.8 - 5.7 centimeters) due to spinal lengthening and straightening as a result of zero gravity.

While sleeping, one man in eight snores, and one in ten grinds his teeth.