The average person's skin weighs twice as much as their brain.
131
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
A human being loses an average of 40 to 100 strands of hair a day.
133
If your DNA was stretched out it would reach to the moon 6,000 times.
256
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The average sperm cell swims at 8 inches per hour.
76
There's 100 trillion good bacteria living in your body.
17
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32