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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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.
Illicit drug use costs the United States approximately $181 billion every year.
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.