Dry eye disease is usually classified as either an Aqueous or Lipid Layer Deficiency. It is important to understand what type of dry eye disease you have so that a management plan can be tailored to your needs. A comprehensive or well-rounded management plan includes: lubricating tears, eyelid hygiene and omega-3 supplementation.
Aqueous Deficiency: Tears are not of sufficient quality or quantity to keep the surface of the eye healthy often due to a problem with the lacrimal glands, which produce the watery or aqueous tear layer.
Lipid Layer Deficiency: Tears disappear or evaporate too fast, often due to Meibomian Gland Dysfunction, which reduces the quantity and/or quality of the lipid or oily tear layer produced by the Meibomian Glands.
Dry Eye Disease is most often caused by: