Melbourne, Nov 23 (IANS) If you are not comfortable wearing contact lenses, it could be due to degradation of the lipid layer in the eyes’ natural tear film, says a study.
Patients with discomfort showed degradation of the lipid layer after a few hours of wearing contact lenses, the researchers found.
The tear film is a three-layered “sandwich” of fluids that nourishes and protects the eyes.
The lipid layer is the tear film’s outermost layer, which is composed of fat- and wax-like molecules called lipids.
It performs an important barrier function in preventing evaporation of tears and maintaining stability of the