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Dry eye occurs when the eyes fail to produce enough tears so as to stay properly lubricated. In certain instances, sufficient tears are usually produced but they are of poor quality and thus they evaporate too quickly. A tear play a very important role in warding off infection, promoting... -
For those people who require vision correction but don’t want to use eyeglasses every time or undergo LASIK surgery, then contact lenses are the best choice. In 2014, nearly 40.9 million Americans aged 18 years and older wore contact lenses. According to the U.S. Center for Disease Control and...
