The human eye blinks an average of 4,200,000 times a year.
233
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
35
Poor eyesight (myopia) is associated with higher IQ.
232
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
The largest cell in the human body is the female egg and the smallest is the male sperm.
682