Lifestyle factors can be triggers for the development of dry eye symptoms, with an increasingly common culprit being screen use: blinking becomes less frequent and the quality of the blink is reduced. Evidence shows incomplete blinking is associated with increased levels of meibomian gland dysfunction1, which can cause dry eye symptoms. To help reduce the severity of these symptoms, blink exercises may be recommended by eyecare practitioners. There is, however, a paucity of evidence on the efficacy of blink exercises in easing dry eye symptoms2. This lack of evidence is compounded by concerns about the level of compliance with recommended blink exercise instructions.
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