Val Phua

Learn how artificial tears work, the differences between preserved, preservative-free, lipid, gel and ointment formulations, and which may suit your dry eyes.

Learn what causes blepharitis, why eyelids become red, itchy or crusty, and how eyelid hygiene and targeted treatment can relieve symptoms.

Learn how meibomian gland dysfunction causes evaporative dry eye, how blocked eyelid oil glands are diagnosed and which treatments may provide relief.

Discover the common causes of dry eye, including blocked oil glands, screen use, air conditioning, medications, contact lenses and medical conditions.

Why do your eyes feel dry, gritty or watery? Learn about dry eye causes, symptoms and treatments, including artificial tears and eyelid care.