
Fundamentals2 September 20266 min read
Dry Eye: Causes, Symptoms and What Actually Helps
Burning, grittiness, watery eyes: dry eye usually has several drivers at once. An overview of tear film, inflammation and environment.
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Evidence-informed articles on the causes, diagnosis and modern treatment of dry eye disease – written in clear language by our team at the Lux Dry Eye Center in Zurich.

Fundamentals2 September 20266 min read
Burning, grittiness, watery eyes: dry eye usually has several drivers at once. An overview of tear film, inflammation and environment.
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Diagnosis19 August 20265 min read
The Meibomian glands supply the lipid layer of the tear film. How dysfunction develops – and how it can be documented objectively.
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Everyday life5 August 20265 min read
At a screen we blink far less often and less completely. Eight practical measures that stabilise the tear film during the working day.
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Treatment22 July 20265 min read
Red, itchy or crusted lid margins are typical signs of blepharitis. How the inflammation develops and how lid care succeeds.
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Technology8 July 20266 min read
OPE® IPL and LLLT® photobiomodulation are combined for suitable indications. What happens during treatment – and who it is not for.
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Symptoms10 September 20265 min read
Watery eyes seem to contradict a dry eye diagnosis. In practice they are often a warning sign of an unstable ocular surface.
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Symptoms8 September 20265 min read
Burning is one of the most common eye complaints. What matters is which structure of the ocular surface is responsible.
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Diagnostics6 September 20264 min read
An infrared image reveals what the lid margin hides: the structure and possible loss of the meibomian glands.
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Everyday life4 September 20265 min read
Shrinking wearing time is often the first sign: how contact lenses and the tear film interact.
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Everyday life1 September 20264 min read
Dry indoor air, cold wind and air conditioning pull moisture from the tear film – often felt seasonally.
Read the articleAn objective analysis of tear film, Meibomian glands and lid margins shows which treatment makes sense in your case.