What Is Blepharitis?

What Causes Blepharitis?

Common drivers include meibomian gland dysfunction, bacterial biofilm on the lashes, and skin conditions such as seborrhea or rosacea. Allergens and demodex mites can contribute. Screen time reduces blinking and worsens tear quality. Identifying the dominant driver tailors management.

How the Eyelids Protect the Eyes

With each blink, the lids spread fresh tears and remove debris. When gland output or blink rate drops, the tear film destabilizes, leaving the eyes dry, gritty, or irritated during long visual tasks.

When to See Your Doctor

You should see your eye doctor if you notice sudden or persistent changes in your vision such as blurriness, flashes of light, floaters, or eye pain. Redness, swelling, or discharge that does not improve with basic care also warrants a checkup. Even if symptoms seem mild, getting a professional evaluation can help detect problems early and prevent complications. Regular eye exams are also important to monitor your overall eye health and keep your vision clear.

How Is Blepharitis Treated?

Daily lid hygiene with warm compresses and gentle scrubs is the cornerstone of care. Lubricants, omega 3 intake, and targeted therapies such as tea tree based treatments for demodex or short courses of topical antibiotics can help. In office thermal expression can improve oil flow. Maintenance habits prevent relapses.

Can Blepharitis Affect Vision?

Yes, an unstable tear film can cause fluctuating blur and glare, especially during reading or screen time. Corneal staining or recurrent styes may develop in uncontrolled cases. With steady care, most people maintain clear, comfortable vision. Report persistent pain or light sensitivity for evaluation.