What is dry eye syndrome?

Dry eye syndrome is caused either by insufficient tears or poor tear quality. Every time you blink, you leave a thin film of tears over the surface of your eyes. This helps keep your vision clear and your eyes healthy. If your tears don’t keep the surface of your eye moist enough, you will experience dry eye symptoms. Some medical conditions, certain medications, dysfunctional glands, allergies and environmental irritants can all cause dry eye symptoms.

What are dry eye symptoms?

Symptoms of dry eye include irritation; a gritty, scratchy or burning sensation; blurred vision; excessive tearing; and/or a feeling of something stuck in the eye.