10 Prime Causes Of Eye Disorders


Many people get an eye problem at one point or the other in their lifetime. Some of the issues are mild and can recover on its own while others are severe and require proper treatment for its cure. 

If you have some eye problems or you feel that your vision has impaired with time, consult an eye care specialist right away. There are numerous things you can do and improve your eye health. 

This article suggests some of the prime causes relating to eye disorders. 

There are various eye disorder types and a lot of them are curable. Know everything about them in detail

1. Red Eyes

It happens when the whites of the eyes become red or bloodshot. Red eyes can affect either one or both of the eyes.

Several conditions can lead to red eyes, including dust, smoke, air pollution, dry air, chemical exposure, airborne allergens etc.

Symptoms Of Red Eyes:

  • Irritation
  • Itching
  • Pain
  • Burning
  • Dryness
  • Watery eyes
  • Discharge
  • Blurry vision
  • Sensitivity to light 


2. Eye Strain

It happens due to the overuse of the eyes. If you spend a lot of time reading books, driving vehicles, working on a computer, you might be knowing about it very well. 

Eyes also need rest just like any other body part. If you feel strain in the eyes, allow it to relax for some time. Consult an eye care specialist in case the condition does not recover within a couple of days. 

Symptoms Of Eye Strain:

  • Headache
  • Dry or watery eyes
  • Blurred or double vision
  • Lack of concentration
  • Increased sensitivity to light
  • Sore neck, back or shoulders
  • Inability to keep your eyes open


3. Lazy Eye (Amblyopia)

Lazy Eye is an early childhood condition in which one eye of a child doesn't develop properly. It impairs the vision of the person, and thus rapid assistance is required. 

If this disorder is not detected and treated quickly, it can lead to a lifelong vision disorder

Symptoms Of Lazy Eye:

  • Double vision
  • Blurred vision
  • Poor depth perception
  • No synchronization between the eyes
  • Head tilting
  • Turning of an eye either inward or outward


4. Night Blindness (Nyctalopia)

In this, a person faces challenges while seeing during night time, especially while driving. Some of the medications of glaucoma and cataract can cause night blindness. 

It can be well understood as a symptom of an underlying retina issue, and not as a disease itself. If you have myopia, you are at an increased risk of having problems with night vision. 

The causes of night blindness include vitamin A deficiency, cataract, glaucoma, nearsightedness, retinitis pigmentosa, etc.

Symptoms Of Night Blindness:

  • Headache
  • Eye pain
  • Nausea
  • Vomiting
  • Blurry vision
  • Difficulties seeing from a distance
  • Increased sensitivity to light 


5. Color Blindness

In this, a person is unable to see the colors in the usual way. They couldn’t differentiate between specific colors. Most of the time, it happens between reds and greens, but can also sometimes occur with blues.

There are two types of cells present in the retina - rods, and cones. Rods identify the only dark and light color and are extremely sensitive to reduced light levels. 

Cone cells are responsible for color detection and are located around the center of vision. The brain takes the help of these cone cells to detect the color. 

Color blindness happens when one of the cone cells are not working or are not present in a person. The absence of all three cone cells leads to severe night blindness.

Symptoms Of Color Blindness:

  • Difficulty in distinguishing between various colors
  • Incapability to see different tones and shades of the same color


6. Dry Eyes

It refers to a condition in which the eyes are incapable of producing enough tears, or produce poor quality of tears. 

People with dry eyes often feel very uncomfortable, causing stinging or inflammation of the eyes. 

Symptoms Of Dry Eyes:

  • Eye redness
  • Increased sensitivity to light
  • Eye fatigue
  • Blurred vision
  • Watery eyes
  • Stinging or burning sensation in the eyes
  • Difficulty driving during nighttime
  • Hardships while using contact lenses


7. Floaters

Eye floaters refer to a condition when a person experiences spots in his vision. The spots can be of varied types, which are discussed with the symptoms of eye floaters. 

Eye floaters can arise due to growing age, torn retina, eye medications, eye surgeries, inflammation in the back of the eye, and so on. 

Symptoms Of Eye Floaters:

As the name suggests, they move around in the eyes and trot off when you concentrate on them. 

They are of various shapes and sizes:

  • Rings
  • Black/ Grey dots
  • Cobwebs
  • Squiggly lines
  • Threadlike strands

Also Read: These Are The 6 Most Widespread Eye Disease In The World- Sight Day Special

8. Cataract

When a dense, cloudy region forms in the lens of the eyes, cataract happens. Things look hazy, blurry, and less colorful with a cataract. A cataract starts when the protein present in the eyes forms clusters that impede the lens from sending clear pictures to the retina. 

Symptoms Of Cataract:

  • Increased sensitivity to light and glare
  • Problems with night vision
  • Blurred or clouded vision
  • Double vision in one eye
  • Fading of colors
  • The requirement of brighter light to carry out activities like reading
  • Seeing halos everywhere


9. Glaucoma

It refers to a series of eye disorders that impairs the optic nerve. For good vision. The health of the optic nerves matter.

It is one of the leading reasons for blindness for people over the age of 60 years. 

Symptoms Of Glaucoma:

  • Severe eye pain
  • Blurred vision
  • Eye redness
  • Nausea
  • Vomiting
  • Sudden onset of vision impairment


10. Conjunctivitis (Pink Eye)

It is a condition in which the surface of the eyes and the interior of the eyelids get inflamed. Viruses, bacteria, or specific allergies can cause conjunctivitis. 

Symptoms Of Conjunctivitis:

  • Burning or itchy eyes’
  • The whites of eyes turning red
  • Blurred vision
  • More tears than usual
  • White or green discharge from eyes
  • Swollen conjunctiva
  • An urge to rub eyes
  • Crusting of eyelashes or eyelids after waking up
  • Feeling uncomfortable with contact lenses