You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
Your heart will pump about 212 million liters in its lifetime.
26
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
The average person's skin weighs twice as much as their brain.
131
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
