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Common Eye Diseases: Symptoms, Causes, and Treatments

By Dr. Nikhil S. Sardar in Eye Care / Ophthalmology

Mar 24 , 2025 | 4 min read

There are several types of Eye diseases, from mild to severe. Some are common, whereas a few are rare. General eye infections can occur due to bacteria, viruses, or allergens and can be aggravated by pollution or weather conditions. But, issues like cataracts are a consequence of other underlying problems. Eye ailments, such as AMD, and cataract are some of the primary causes of eye loss. However, such issues can be prevented by emphasising the immediate need for proactive management and increased awareness of eye health.

Eye-related ailments can also emerge in the eyelids, eye muscles, skin near the eyes, and even in the eye socket. Since the eye is a crucial organ, keeping it healthy is necessary for absolute well-being. Your vision plays an important part, and you should maintain eye health to help preserve your quality of life.


Types of Eye Diseases

Eye diseases range from minor issues to serious vision problems like Diabetic Retinopathy, Glaucoma, and Dry Eye Syndrome. Here, we discuss the common types of Eye Diseases, their causes, symptoms, and treatment options.

1. Age-Related Macular Degeneration (AMD)

AMD is a common eye-related issue that occurs in the macula. The macula is the section that is liable for the central vision.

Signs of AMD

  • Encountering hardship in identifying faces
  • Requiring more light to read
  • Decreased or blurred eyesight

Causes of AMD

  • Ageing
  • Smoking
  • Poor diet
  • Genetics

Diagnosis of AMD

  • Optical coherence tomography
  • Enlarged eye tests
  • Optical acuity tests.

Treatment Choices for AMD

  • Laser treatment
  • Dietary supplements
  • Anti-VEGF injections

2. Glaucoma

A group of eye conditions which damage the optic nerve. It mainly happens due to abnormal high eye pressure.

Signs/Symptoms of Glaucoma

  • Redness
  • Intense headaches
  • Tunnel eyesight
  • Eye ache,
  • Patchy visionless spots
  • Halos emerging near the eyes.

Causes of Glaucoma

  • Family history
  • Age factor
  • Medical ailments like hypertension and diabetes
  • Increased levels of intraocular strain are some of its causes.

Diagnosis of Glaucoma

  • Visual field tests
  • OCT
  • Tonometry.

Treatment Choices for Glaucoma

  • Surgical method
  • Prescription Eye drops
  • Laser surgery
  • Oral medicines.

3. Diabetic Retinopathy

This is a diabetes complication that impacts the blood vessels present in the retina.

Symptoms of Diabetic Retinopathy

  • The loss of vision
  • Blurry vision
  • Empty or dark sections

Causes of Diabetic Retinopathy

The primary cause is prolonged blood sugar levels which damage tiny vessles in the ratina, restricting the blood supply.

Diagnosis of Diabetic Retinopathy

  • OCT
  • Fundus photography
  • Fluorescein angiography

Treatment Options for Diabetic Retinopathy

  • Anti-VEGF injections
  • Laser surgery
  • Vitrectomy.

4. Dry Eye Syndrome

This ailment occurs when the eyes don’t produce many tears or when the tears evaporate way too quickly.

Indication of Dry Eye Syndrome

  • Eye fatigue
  • Burning feeling because of the light
  • Taking some medications

Causes of Dry Eye Syndrome

  • Ageing
  • Environmental aspects
  • Medical ailments, such as Rheumatoid Arthritis.

The Detection of Dry Eye Syndrome:

  • Tear osmolarity testing
  • Schirmer tests

Treatment Options for Dry Eye Syndrome

  • Making changes in lifestyle
  • Opting for artificial tears
  • Taking eye drops prescribed

Click here to read more about - Optician vs. Optometrist vs. Ophthalmologist

Risk Factors for Eye Diseases

Several factors increase the risk of eye diseases, including aging, diabetes, and prolonged screen time. Here, we discuss the key risk factors for Eye Diseases and how to protect your vision.

1. Ageing

When people begin to age, the probability of eye-related ailments increases. Natural ageing can change the eye's form, making it vulnerable to impairment.

2. Genetics

Genetics plays a tremendous role here. If someone has a family history of eye issues, he/she is highly likely to develop such problems as well.

3. Lifestyle Facets

Many lifestyle shifts can have a significant effect on eye health. Things like long vulnerability to daylight, following a poor diet, and smoking raise the possibility of eye-related diseases.

4. Medical Ailments

Eye conditions can also arise because of many medical situations like diabetes, autoimmune ailments and even due to increased cholesterol levels.

Prevention of Eye Diseases

Proper eye care, a healthy diet, and regular check-ups can help prevent many eye diseases. Here, we discuss essential tips for the prevention of Eye Diseases and maintaining good vision.

1. Periodic Eye Examinations

Subsequent systematic eye tests are necessary to determine all eye ailments early. Doing so will assist you in getting them treated immediately and prevent serious complications.

2. Healthy Lifestyle Choices

To stop eye ailments from growing, you should stop smoking, follow a balanced diet, regularly work out, and reduce your vulnerability to sunlight.

3. Protective Eyewear

Another exceptional way to keep your eyes in great shape is to wear protective glasses and sunglasses. These will shield your eyes from harmful rays.

4. Handling Underlying Health Ailments

Chronic lifestyle conditions such as diabetes and high blood pressure may increase the risk of vision related conditions and cause conditions such as diabetic retinopathy and hypertensive retinopathy.

When to See a Doctor?

If you're experiencing flashes of light, impulsive vision loss, or eye discomfort, you should not wait to seek medical help. You must visit an eye care expert to determine whether you have eye issues and understand proper supervision. If the physician discovers problems in the eyes, they will assist you in getting the best remedy.

Wrapping Up

Eye diseases are something that occurs in many individuals. It can create vision issues and prevent you from doing regular activities. However, eye-related conditions are completely treatable when detected during the early phase. If you want to preserve eye health, you should stop doing things like smoking following a poor diet. Instead, wear eyewear, visit the eye care expert, and conduct regular workouts.

Frequently Asked Questions

1. What Eye Symptoms are Severe?

Symptoms/signs such as changes in vision, sudden loss of vision and even severe eye pain are considered serious.

2. What is The Disease In The Back of The Eye?

The ailment at the backside of the eye is diabetic retinopathy and AMD. These diseases attack the retina.

3. Are There Any Technological Improvements That Have Enhanced The Diagnosis And Cure Of Diabetic Retinopathy?

 Optical Coherence Tomography (OCT) and Anti-VEGF therapy are some of the primary inventions that have become perfect for treating and analysing diabetic retinopathy.

4. Can Children Be Affected By Eye Diseases, And What Signs Should Parents Watch For?

Yes, they can. Parents must look for signs like misaligned eyes, frequent rubbing of the eyes, and squinting in their children.

5. What Physician Treats Diseases Of The Eye?

To treat eye-related conditions, optometrists and ophthalmologists offer treatment options and diagnose eye diseases.