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Newer Silicone Hydrogel Contact Lenses Offer Significantly ...

...The research also reveals that newer, second-generation silicone hydrogels made from senofilcon A and galyficon A can significantly reduce the frequency of commonly reported ocular surface symptoms such as dryness and discomfort in adverse environments and during visually demanding tasks, such as traveling by plane, driving at night, using a computer, reading, and sitting in an air-conditioned or heated car or building.

The findings appear in the April issue of Optometry and Vision Science, the peer-reviewed journal of the American Academy of Optometry.

Nearly 500 contact lens wearers between the ages of 18 and 40 participated in the study, which was conducted at 48 clinical sites throughout the United States.

Participants' subjective responses enabled researchers to evaluate the frequency of use of More than 80 percent of participants reported wearing Less than 40 percent said they wore their contacts "always" or "frequently" while riding in an airplane, at high altitudes, or while napping or sleeping.

Contact lens wearers reported dusty, polluted or s...

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