extended lenses in particular pose a much greater risk than daily wear lenses. though extended-wear lenses are extremely thin and allow some oxygen--necessary for healthy eyes--to reach the cornea, they theatrical are worn continuously, including at night while the eyelid is closed. bacteria can easily grow more easily radioactive and contact under these conditions. twenty-one lens in 1,000 extended lens wearers develop infections as opposed to 4 in 1,000 daily soft lens wearers. to reduce this risk, eye care professionals now recommend removing extended sfx lenses at night. in addition, newer versions of extended lenses being developed may offer increased oxygen exchange and pose less risk. disposable lenses may also help to prevent infection, since the wearer is guaranteed theatrical a clean pair of lenses every few weeks or every day.

extended lenses in particular pose a much greater risk than daily wear lenses. though extended-wear lenses are extremely thin and allow some oxygen--necessary for healthy eyes--to reach the cornea, they theatrical are worn continuously, including at night while the eyelid is closed. bacteria can easily grow more easily radioactive and contact under these conditions. twenty-one lens in 1,000 extended lens wearers develop infections as opposed to 4 in 1,000 daily soft lens wearers. to reduce this risk, eye care professionals now recommend removing extended sfx lenses at night. in addition, newer versions of extended lenses being developed may offer increased oxygen exchange and pose less risk. disposable lenses may also help to prevent infection, since the wearer is guaranteed theatrical a clean pair of lenses every few weeks or every day.