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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Thyroid conditions may make getting pregnant impossible.
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Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.