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People about to have surgery must tell their health care providers about all supplements they take.
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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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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.