Why Do Our Eyes Produce Discharge?

Many of us start our mornings with a cup of coffee and a quick scroll through the news — only to notice that familiar “eye gunk” or crust forming in the corners of our eyes. This sticky residue, also known as eye discharge or “sleep,” can vary in texture and color, sometimes even appearing during the day. But why does this happen, and what does it mean for your eye health?

In this article, we’ll dive into the science behind eye discharge, explore possible causes, and share practical eye care tips from EFE Glasses to help keep your eyes clean, comfortable, and healthy.

What Causes Eye Discharge? The Normal Cleaning Process

Our eyes are incredibly delicate organs that work hard all day — whether we’re reading, scrolling through screens, or facing outdoor elements. Eye discharge is actually a natural part of the eye’s self-cleaning mechanism.

During the day, your tear glands continuously produce tears that hydrate the eyes and flush away dust, bacteria, and tiny debris. Each blink spreads tears evenly across the eye surface, forming a thin protective film that keeps your eyes smooth and clean.

At night, when you sleep and your eyes are closed, the tear and meibomian glands (oil glands along your eyelids) continue producing mucus, oils, and small amounts of cellular waste. Because you’re not blinking, these materials collect at the corners of your eyes — resulting in that small amount of discharge you notice in the morning.

So, a little “eye gunk” when you wake up is completely normal — it’s a sign that your eyes are doing their job of cleaning and protecting themselves overnight.

Different Types of Eye Discharge and What They Mean

While mild eye discharge is normal, changes in its color, texture, or quantity may signal an underlying condition. Here are some common types of discharge and their possible causes:

1. Clear or Watery Discharge

Possible Causes:

• Normal tear production

• Mild irritation from wind, dust, or bright light

• Seasonal allergies (pollen, pet dander, etc.)

Solutions:

• Use artificial tears or antihistamine eye drops.

• Wear sunglasses to reduce environmental irritation.

2. Thick White or Yellow Discharge

Possible Causes:

• Mild bacterial or viral infection

• Prolonged contact lens wear or poor hygiene

• Dry eye syndrome from air conditioning or excessive screen time

Solutions:

• Limit contact lens use and practice proper cleaning.

• Keep your glasses and contact lenses clean.

• Use preservative-free artificial tears to moisturize your eyes.

3. Green or Yellow Pus-Like Discharge

Possible Causes:

• Bacterial infection (such as bacterial conjunctivitis)

• Blocked tear or oil glands

Solutions:

• Avoid touching or rubbing your eyes.

• Visit an eye doctor — antibiotic drops may be needed.

4. Dry or Crusty Discharge

Possible Causes:

• Tear evaporation during sleep

• Exposure to dry indoor air from heating or air conditioning

Solutions:

• Use a humidifier in your bedroom.

• Stay hydrated by drinking plenty of water.

How Lifestyle Habits Affect Eye Discharge

Your daily habits can directly influence how much discharge your eyes produce. Here are a few factors to watch out for:

1. Prolonged Screen Time

In today’s digital world, many people spend over 8 hours a day on screens. Constant exposure to blue light causes eye strain, decreases tear production, and can worsen discharge.

EFE Glasses Suggests:

• Follow the 20-20-20 rule: every 20 minutes, look 20 feet away for 20 seconds.

• Wear blue light blocking glasses from EFE Glasses to reduce eye fatigue and dryness caused by digital devices.

2. Seasonal Allergies

Allergies can make your eyes itchy, watery, and prone to discharge — especially during spring and fall.

EFE Glasses Suggests:

• Wear UV-protective sunglasses outdoors to reduce exposure to pollen and dust.

• Use antihistamine eye drops when allergy symptoms appear.

3. Lack of Sleep

Insufficient rest reduces oxygen flow to the eyes and disrupts tear balance, often leading to increased discharge and puffiness.

EFE Glasses Suggests:

• Aim for 7–8 hours of quality sleep each night.

• Avoid screens at least 30 minutes before bed to help your eyes recover naturally.

4. Poorly Fitted or Dirty Glasses and Contacts

Wearing old or poorly cleaned eyewear can irritate your eyes and increase discharge.

EFE Glasses Suggests:

• Get regular eye exams to ensure your prescription is accurate.

• Choose well-fitted, high-quality frames from EFE Glasses for maximum comfort and clarity.

How to Maintain Eye Health and Minimize Discharge

Here are a few simple but effective eye care habits to reduce discomfort and maintain healthy eyes:

1. Keep Your Eyes Clean:

• Gently rinse your eyes with warm water each morning and evening.

• Always use clean towels or tissues to prevent bacterial contamination.

2. Minimize Irritation:

• Protect your eyes from wind, dust, and UV light with sunglasses.

• Use blue light glasses to reduce the impact of digital devices.

3. Clean and Replace Your Eyewear Regularly:

• Wipe your glasses daily with a microfiber cloth.

• EFE Glasses lenses are designed for clear vision and comfort, making eye maintenance easier.

4. Maintain a Balanced Lifestyle:

• Eat foods rich in vitamins A, C, and E to support eye health.

• Stay hydrated and get enough rest.

EFE Glasses’ Friendly Reminder

A small amount of eye discharge is perfectly normal — it’s part of your eyes’ natural defense system. However, if you notice changes in color, thickness, or frequency, or if you experience redness, swelling, or blurred vision, it’s important to consult an eye care professional.

At EFE Glasses, we believe eye health starts with awareness and prevention. Our mission is not only to provide high-quality, stylish eyewear but also to help you take better care of your eyes every day.

Protect your eyes and see the world clearly — with EFE Glasses.
Explore our eyewear collection → www.efeglasses.com