Your thumb is about the same size as your nose.
124
There are about 255 babies born worldwide every minute.
46
All 13 minerals necessary for human life can be found in alcohol beverages.
282
On average, there's 100 billion neurons in the human brain.
83
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
The human body contains over a billion miles of DNA.
147
Poor eyesight (myopia) is associated with higher IQ.
232