There's 100 trillion good bacteria living in your body.
17
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
The average person's skin weighs twice as much as their brain.
131

