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Author Question: Are speaker identification symbols universal? What will be an ideal ... (Read 21 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.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Excessive alcohol use costs the country approximately $235 billion every year.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.