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Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.