The average sperm cell swims at 8 inches per hour.
76
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
A human being loses an average of 40 to 100 strands of hair a day.
133
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
If you hold farts in during the day, they'll just come out when you sleep.
16
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31