In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The human body contains over a billion miles of DNA.
147
If your DNA was stretched out it would reach to the moon 6,000 times.
256
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
The human sigh acts as a physiological reset button.
23
You see your nose at all times, your brain just chooses to ignore it.
30