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Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.