What Is Dry Eye?

Your Guide to Dry Eye Relief at ReFocus Eye Health Penndel

What Is Dry Eye?

Dry eye happens when your eyes do not have enough good-quality tears to stay moist and healthy. Learning about your tears helps you understand why dry eye occurs and what can be done about it.

Your tear film is made up of three layers that work together to keep your eyes comfortable and clear.

  • Oily Layer: Produced by small glands in your eyelids, this layer keeps tears from drying up too quickly.
  • Watery Layer: This middle layer is made by your lacrimal glands and keeps your eyes hydrated, helps wash away dust, and delivers nutrients.
  • Mucus Layer: The innermost layer helps tears spread evenly and stick to the eye’s surface.

Dry eye usually stems from one of two problems: not making enough watery tears, or tears drying up too fast because the oily layer is weak or the glands are blocked. Sometimes, both issues happen together.

Many things can lead to dry eye and increase your risk, including age, medications, health problems, and daily habits.

  • Age and Hormones: Dry eye is more likely after age 50, especially in women due to hormonal changes.
  • Medications: Allergies, antidepressants, blood pressure drugs, and some others can slow tear production.
  • Health Conditions: Autoimmune diseases, diabetes, and thyroid problems often play a role.
  • Environment: Wind, smoke, and dry climates, plus staring at screens for long periods, can make symptoms worse.

Recognizing Dry Eye Symptoms

Recognizing Dry Eye Symptoms

Dry eye can show up in many ways and may range from mild irritation to serious discomfort. Our ophthalmologists help you recognize these signs and take action.

The most common symptom is persistent dryness, often with a scratchy or sandy feeling. Burning or stinging can get worse as the day goes on.

Your vision may blur, especially when reading or using a computer. Bright lights, including sunlight and indoor lights, may feel uncomfortable.

It may seem confusing, but dry eyes can actually water more. This is because irritation prompts more watery (but less protective) tears that don’t actually solve the problem.

Eyes can feel tired or heavy, particularly at the end of the day or during long periods of concentration. Resting the eyes may bring some relief.

Dry eye can make contact lenses uncomfortable or difficult to wear. Lenses may feel stuck or dry, causing some patients to stop wearing them.

Understanding Severity: The OSDI Score

Understanding Severity: The OSDI Score

At ReFocus Eye Health Penndel, our ophthalmologists use tools like the Ocular Surface Disease Index (OSDI) to measure how much dry eye affects your daily life and guide your treatment plan.

The OSDI questionnaire asks you about your symptoms, how much they interfere with activities, and what environmental triggers make symptoms worse.

Your OSDI score falls into one of four ranges, helping both you and your doctor understand your condition's severity.

  • 0-12: Normal – minimal irritation, daily life not affected.
  • 13-22: Mild – symptoms appear during tasks like using screens; generally manageable.
  • 23-32: Moderate – symptoms more frequent and interfere with work or reading.
  • 33-100: Severe – symptoms constant and may disrupt your work or quality of life.

How We Treat and Manage Dry Eye

Dry eye is treatable, and our team offers personalized solutions from simple advice to the latest medical procedures, based on your unique needs and the cause of your symptoms.

Small changes at home can make a big difference. Taking screen breaks, using a humidifier, and wearing sunglasses on windy days can all protect your eyes.

  • Follow the 20-20-20 rule: every 20 minutes, look 20 feet away for 20 seconds.
  • Drink plenty of water and stay hydrated.
  • Use wraparound sunglasses when outdoors.

Artificial tears help many patients. Look for preservative-free drops for frequent use, and consider gels or ointments for overnight relief as needed.

If basic options are not enough, prescription eye drops can reduce inflammation and help improve natural tear production. Our ophthalmologists may also suggest new treatments as they become available.

For stubborn dry eye, advanced therapies are available at ReFocus Eye Health Penndel. These can include tear duct plugs to hold moisture on the eye or devices that clear blocked glands and improve tear quality.

  • Punctal plugs help keep tears on the eye longer.
  • Thermal and light therapies unblock oil glands.
  • New innovations are always being evaluated to offer our patients the best care.

Frequently Asked Questions

Frequently Asked Questions

Our patients in Penndel and nearby communities often ask great questions about dry eye. Here are answers to the most common ones, so you can make informed choices about your care.

Most dry eye does not cause permanent vision loss, but untreated severe cases can damage the cornea or lead to infections. Timely treatment protects your eyes.

Allergies often cause itching, while dry eye usually causes burning, stinging, and a gritty feeling, along with watering or blurry vision.

Yes, adding omega-3 fatty acids from foods like salmon, flaxseed, and walnuts can improve the oily part of your tear film and lower inflammation.

Dry eye typically needs ongoing management rather than a simple cure, but the right mix of treatments and lifestyle changes can keep symptoms under control for most people.

Preservative-free drops are gentler on your eyes, especially if you need to use artificial tears many times each day. They lower the risk of irritation or surface damage over time.

Connect with ReFocus Eye Health Penndel

Connect with ReFocus Eye Health Penndel

If dry eye is interfering with your comfort or daily life, our team at ReFocus Eye Health Penndel is here to help. We proudly care for patients from Penndel, Levittown, Bensalem, Bristol, and the Greater Philadelphia Metropolitan Area. Schedule a visit with us to get personalized solutions and relief from dry eye, your clearest, healthiest vision is just around the corner.

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