What are the 7 causes of blindness?

Age-related illness causes most blindness.

There are seven primary causes of blindness.

One of the most common kinds of sickness makes people go blind. Permanent blindness can occur for various reasons, from hereditary traits to acquired diseases. For your convenience, we’ve compiled a list of seven health disorders that can cause blindness.

Age-related macular degeneration

Older people have higher age-related macular degeneration. Your centre vision is weakened, limiting your ability to do daily duties. Close-up eyesight and reading are affected. If you experience any of these concerns, call us immediately.


Glaucoma is caused by high intraocular pressure. Tonometry measures eye stress. They can then recommend the best line of action. Because glaucoma damage is permanent, early treatment is crucial.

Diabetic retinopathy

Diabetes can injure eyes. Diabetic retinopathy is caused by high blood glucose levels. Basic diabetic screening can uncover early warning signs. Diabetes can cause vision problems, so watch your eyesight.


The clouding of the eye’s lens is a symptom of a cataract. It can be due to physical trauma or aging, drug side effects, or even genetics. In the world’s population, cataracts are the most common cause of vision loss due to blindness.


Bacterium Chlamydia Trachomatis is responsible for the eye infection known as trachoma. If your eyes inadvertently ingest these bacteria, there is a risk of scarring and eventual blindness.

Corneal opacity

The eye’s cornea becomes scarred, which is the primary cause of the condition. In addition, the cornea gets obscured or fuzzy, making it harder for light to enter through the eye.

Uncorrected Refractive Errors

Refractive errors cause blurred vision in millions of people each year. Even if it seems normal, untreated this might cause blindness. Doctors can restore vision if refractive errors are caught early. Corrections include refractive surgery, spectacles, and lenses.


Know how to care for your eyes. This article hopes you’ve learned about the causes of blindness.  There are more requirements. Getting your eyes tested regularly may help you.

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