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
You see your nose at all times, your brain just chooses to ignore it.
30
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
If your DNA was stretched out it would reach to the moon 6,000 times.
256