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A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.
Medication errors are more common among seriously ill patients than with those with minor conditions.
The FDA recognizes 118 routes of administration.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.