In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
It takes about 20 seconds for a red blood cell to circle the whole body.
102
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
The human brain doesn't stop developing until about 25 years old.
102
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
The human eye blinks an average of 4,200,000 times a year.
233