Background The ocular surface changes of keratoconjunctivitis sicca (KCS) could be the result of the effect of an altered tear film on the epithelial ... the tear ferning test, conjunctival ...

Keratometry measurements showed significant variability in patients with unstable tear film before cataract surgery. Artificial tears and other appropriate treatments should be considered.

This review describes the impact of contact lens wear on the tear film lipid layer and how changes in the lipid layer might modulate contact lens-related discomfort. Relevant clinical, functional ...

Research suggests dry eyes are more likely to occur in dry, cold weather. The eye is covered by a tear film that comprises three layers. These are responsible for lubricating and protecting your ...

Everyone has a tear film that covers and lubricates the eyes. The tear film is a mixture of water, oil, and mucus. Dry eyes occur when you don’t produce enough tears or when your tears are ...

Normally, people blink every 10 seconds or so. When you blink, your eyes release a “tear film” that soothes and coats your eyes. But you don’t blink as often when you’re on a tablet ...