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Author Question: The nurse clarifies that the individual's pattern of wakefulness and sleeping is referred to as the ... (Read 17 times) |
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.
The familiar sounds of your heart are made by the heart's valves as they open and close.
The human body produces and destroys 15 million blood cells every second.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.