Understanding of an image is a really complex process. In the human eye, Lens is located behind pupil and iris. The lens helps to focus the image on the retina which transmits a signal to the brain for the understanding of the image. A cataract happens when the lens becomes obscure and blocks the passage of light into the eye. As a result, people get blurry vision and it is not treated in time it may lead to total blindness. So a detailed idea of cataract is very important. An eye exam is necessary for understanding the dispute of an eye.
Factors influencing cataract problems
One must have an idea about the causes of cataract so that you can take precaution against it. Risk of cataract increases as you grow older. Causes include:
1) If you stay around heat for a long time or exposed to UV rays.
2) Some studies conclude that debates can bring on Cataract.
3) Hereditary influences can cause cataract as well. Cataract can be caused due to eye diseases or injuries. It happens if you intake steroid for a long time. German measles in the mother during pregnancy can cause cataract in the child as well.
General symptoms
One must take into account the general symptoms of cataract that you can treat this eye-problem before it is too late. You may experience blurry vision, double vision. You may feel sensitivity to bright light. A yellowish spot on the pupil appears. These are general symptoms of cataract.
Types of cataracts:
1) Most of the cataracts are caused in old age. This is called an age-related cataract.
2) Congenital Cataract is the result of infection during the pre-birth period.
3) A traumatic cataract happens when your eye is damaged by a hard blow, intense heat, and chemical usage.
1) Most of the cataracts are caused in old age. This is called an age-related cataract.
2) Congenital Cataract is the result of infection during the pre-birth period.
3) A traumatic cataract happens when your eye is damaged by a hard blow, intense heat, and chemical usage.
Some medicines, eye problems, and injuries can also invite cataract as well.
Remedy of cataract
The best way to prevent cataract is a regular eye exam. After you cross 65 years the probability of cataract is the greatest. First, consult a doctor, he will guide whether you need surgery or not. An ophthalmologist specially trained in those surgeries can perform cataract operation. The success rate of cataract surgery is very high. Apart from surgeries, your doctor can prescribe glasses and contact lens to correct your vision. You can avoid surgery if the chance of correction is very low or the cataract is minor enough and does not affect your regular lifestyle.
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