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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.
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No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.
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Your heart beats over 36 million times a year.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.