On average, there's 100 billion neurons in the human brain.
83
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
The lifespan of a tastebud is ten days.
130
Your heart pumps about 2,000 gallons of blood each day!
53
In one day, adult lungs move about 10,000 litres of air.
11
It takes approximately 12 hours for food to entirely digest.
93
It takes about 20 seconds for a red blood cell to circle the whole body.
102
When you take a step, you are using up to 200 muscles.
886