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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
The average adult has about 21 square feet of skin.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
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