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What Are Eye Diseases?

Eye diseases according to Kraff eye institute are eye problems caused by several reasons, from genetic causes to habits and lifestyles. In the medium and long term, they can cause, among other things, difficulty in vision and even, in more severe cases, blindness.

According to data from the World Health Organization (WHO), around 285 million people are visually impaired worldwide, of which 60% and 80% of cases can be prevented and treated.

Vision is one of the most critical and complex senses in the human body, being responsible, of course, for 85% of the information processed in the brain. Nothing replaces the diagnosis made by a doctor. Still, some habits can be adopted daily to search for quality and comfort for vision and even in the prevention of potentially serious diseases that can affect the eyes.

IMPORTANT:  Early detection of eye problems can prevent blindness. Therefore, regular visits to the ophthalmologist are essential, in addition to daily care.


Inflammation of the membrane that lines the front of the eye. It can be infectious, allergic, and chemical. It is manifested by redness, discharge, swelling of the eyelids, and foreign body sensation. It can occur at any age. The diagnosis is clinical, and treatment is done with eye drops, which may vary depending on the type (viral or bacterial)

Diabetic Retinopathy

It affects the retina of diabetic patients. It is manifested by decreased vision gradually or suddenly when the glucose level of the person with diabetes is elevated for a long time. There is an aggravating factor that affects the population in the productive phase of life. For treatment, the most important thing is the strict control of diabetes through food, physical activities, and the correct use of medicines.

Age-Related Macular Degeneration (AMD)

It is a disease that occurs in the central part of the Retina (macula), the area of ​​the eye responsible for forming the image, which leads to the progressive loss of central vision. With the aging of the population, it is becoming more frequent. It is recommended to change habits, such as not smoking, protecting yourself from the sun, and maintaining a balanced diet with vitamin supplementation.

Refractive Errors

Refraction happens when the beam of light from an external environment crosses the eyeball forming the vision in the Retina. When the beams of light are deflected and do not arrive focused on the Retina with blurred vision, it is called a refractive error. Among the most common are:

  • Myopia – When the eyes can see objects that are close but cannot see objects that are far away.
  • Hyperopia – When the eye is smaller than average, it creates difficulty for the lens to focus on the Retina, the objects close to the eye.
  • Astigmatism – When different corneal curvatures or irregularities in the cornea form the image in different planes, which causes distortion.

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