The average sperm cell swims at 8 inches per hour.
76
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
If you hold farts in during the day, they'll just come out when you sleep.
16
Our Right Lungs takes more air than our left lung.
194
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
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
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111