There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
The average person's skin weighs twice as much as their brain.
131
The human sigh acts as a physiological reset button.
23
The average sperm cell swims at 8 inches per hour.
76
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
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