Symptoms

Light sensitivity and tired eyes can be hidden signs of dry eye. Learn how an unstable tear film causes glare and fatigue – and what helps.

Vision that blurs and clears when you blink is often a tear film problem. Learn what causes it and when blurry vision needs checking.

Screen eye strain or true dry eye? Learn the key differences, what you can do yourself, and when to have your symptoms properly assessed.

It sounds contradictory: eyes that water constantly yet still feel dry. Here is why the paradox happens and what actually helps.

Burning, gritty eyes can have many causes. Here are the most common triggers and when you should take action.