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Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.