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The Real Reason Your Eyes Feel Gritty: Understanding MGD

By Ally, optometrist at Lens Avenue Sydney and Dermii co-founder 12 November 2025
The Real Reason Your Eyes Feel Gritty: Understanding MGD

If you constantly deal with dry, gritty eyes that aren't fixed by standard eye drops, the root cause is likely Meibomian Gland Dysfunction (MGD). As Optometrists, we see MGD as the number one culprit behind chronic discomfort.

What is MGD?

MGD is a common condition where the tiny oil glands (meibomian glands) lining your upper and lower eyelids become clogged. These glands are responsible for producing the vital oil layer of your tear film. When the glands are blocked, the oil hardens, and your tears evaporate too quickly, leaving your eyes feeling sore and gritty.

Why Screen Time Makes It Worse

Prolonged use of computers, phones, and tablets dramatically lowers your natural blink rate. When you blink less, the oil inside your glands stagnates. Over time, this leads to thickening and blockage, accelerating your digital eye strain and MGD symptoms.

The Optometrist-Recommended Solution

The best way to soothe MGD and support oil gland function is through consistent, therapeutic heat therapy. Applying a warm compress helps soften and melt the hardened oil blocking the glands. Our Optometrist-Enhanced Self Warming Eye Mask delivers the precise, safe temperature needed to make this process effective and effortless.

Checked by AllyAlly is a practising optometrist. She writes about how eyes and lids work, in plain words. Nothing here is advice about your eyes, which only someone who has looked at them can give.

If your eyes are painful, your vision has changed, or redness won't settle, see an optometrist or eye care professional.

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