A human being loses an average of 40 to 100 strands of hair a day.
133
The average sperm cell swims at 8 inches per hour.
76
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
In one day, adult lungs move about 10,000 litres of air.
11
The human body contains over a billion miles of DNA.
147
There's 100 trillion good bacteria living in your body.
17
Your body is creating and killing about 2.4 million red blood cells per second.
17