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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.
Vaccines prevent between 2.5 and 4 million deaths every year.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.