Causes of Dry Eye

The most common causes, or exacerbating factors, of dry eye are:

  • The maturation process; tear production normally decreases with age
  • Contact lens wear
  • Heat and air conditioning
  • Environmental: wind, cold, smoke, dry weather, high altitude, etc.
  • Environmental allergies: such as hayfever, pollen, dust, animals, etc.
  • Medications: such as antihistamines, antidepressants, hormone replacement therapy, birth control pills, blood pressure medications, etc.
  • Medical conditions such as rosacea, diabetes, collagen vascular, rheumatologic and autoimmune diseases, etc.
  • Hormonal changes
  • The number of hours/day you read (i.e. your cell phone and other handheld devices, computers, documents, magazines, newspapers, books, etc.)
  • History of Accutane use, chemotherapy, radiation, etc.
  • Meibomian gland dysfunction (MGD), blepharitis, ocular rosacea, history of styes and/or chalazia
  • Food allergies