Cataract is the opacity (clouding) of the eye’s natural lens which is normally transparent. When lens becomes cloudy, light rays cannot pass through them easily and vision becomes blurred. It can develop in one eye or both eyes and has a variety of causes. Find below the causes of cataracts and symptoms associated with it.
The Causes of Cataract
Cataract development is a normal process of ageing. Any person may develop it sooner or later. Cataracts can also be present from birth. Researchers across the world have recognized factors that are associated with the formation as well as the development of cataracts.
Besides increasing age, cataract risk factors include:
- Ultraviolet radiation from sunlight and other sources
- Prolonged use of corticosteroid medications
- Statin medicines used to reduce cholesterol
- Previous eye injury or inflammation
- Previous eye surgery
- Hormone replacement therapy
- Significant alcohol consumption
- High myopia
- Family history
Also Read: Eye Transformation with Proper Vision Care
Generally, cataracts occur slowly and form few signs until they noticeably block light. Some of symptoms may include:
- Cloudy, foggy, filmy or blurry vision
- Color seem faded or altered
- Progressive near-sightedness in older people often called “second sight” as they may no longer need reading glasses.
- Problems during driving at night such as glare from oncoming headlights
- Problems with glare (sensitivity to bright lamps or sun)
- Double vision (like a superimposed image)
- Rapid changes in glasses prescription
Getting right treatment at the right time is must to have better vision. If you are facing the above symptoms immediately approach the nearby ophthalmologist and get treatment to avoid the future blindness.
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