Your thumb is about the same size as your nose.
124
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
You see your nose at all times, your brain just chooses to ignore it.
30
There are about 1,400 different species of bacteria in your belly button.
10
A human being loses an average of 40 to 100 strands of hair a day.
133
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24

