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Asthma cases in Americans are about 75% higher today than they were in 1980.
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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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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.