Do隐形 contact lenses pose any health risks?
Mar 05, 2022
Source: Cainiu Health
Dr. Cui Xin
Introduction
Many people in daily life prefer wearing contact lenses, finding them highly convenient and aesthetically pleasing. However, contact lenses do carry certain health risks. Consequently, numerous individuals frequently ask whether contact lenses are harmful—and if so, what specific risks they pose.
Contact lenses—also known as corneal contact lenses—are primarily used to correct refractive errors. Due to their convenience and lack of impact on ocular appearance, they are widely applied in clinical practice. So, do myopic contact lenses pose any health risks? The following addresses this question.
Do Myopic Contact Lenses Pose Health Risks?
Many people in daily life prefer wearing contact lenses, perceiving them as highly convenient and aesthetically pleasing. However, contact lenses do carry certain inherent risks. Consequently, numerous individuals frequently inquire whether contact lenses pose health hazards—and if so, what specific risks they entail.
Contact lenses have poor oxygen permeability; prolonged wear can predispose users to bacterial conjunctivitis or bacterial keratitis. Additionally, lens wear may disrupt the tear film, potentially leading to dry eye syndrome. Furthermore, mechanical friction from contact lenses can cause corneal abrasion and gradual thinning of the cornea. Many long-term contact lens wearers, upon reaching adulthood and considering laser vision correction surgery, discover they have missed the optimal surgical window—because their corneas have become excessively thin. Performing laser surgery under such conditions may trigger secondary keratoconus, a serious and potentially vision-threatening condition.
The above outlines potential health risks associated with myopic contact lenses. We hope this information proves helpful to you.
