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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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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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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.
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The longest a person has survived after a heart transplant is 24 years.