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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.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.
If you could remove all of your skin, it would weigh up to 5 pounds.
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.