Fellowship of the Royal College of Surgeons (FRCS), MS - Ophthalmology, MBBS
Ophthalmologist, Bangalore
•
33 years experience
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What is night blindness?
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Night blindness is a condition of the eye which makes the affected individual experience poor vision, particularly at the night time. The problem of poor vision does not occur during the day time. Most importantly, night blindness is not a disease but a specific condition where the vision is reduced when the light is dim or at night time. It will be better if you visit and find out the exact cause of the night blindness which will be helpful in giving a proper treatment.
Why does night blindness occur?
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Night blindness occurs because the rods and the cones in the eyes are not functioning properly. The rods and the cones are the photoreceptor cells that take in light and pass the information to the brain for interpretation through the optic nerve. The rods which are responsible for vision, when do not function effectively in dim light results in night blindness. Night blindness may be caused due to near-sightedness and cataract as well. In either of the case, treatment is possible.
Trace elements deficiency can cause night blindness.
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The deficiency of a number of trace elements like copper, iron, and zinc is responsible for causing night blindness especially in the children aged between three to twelve years. Also, the higher levels of other elements like cadmium, sodium, and arsenic can cause night blindness as well. It recommended to intake appropriate amount of the essential elements to cure night blindness.
The deficiency of Vitamin B is responsible for night blindness.
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The deficiency of vitamin A is one of the major causes of night blindness. Researchers have revealed that a perfect combination of zinc and vitamin A is an effective cure for the condition of night blindness. The deficiency of vitamin A might be a result of an inadequate intake or a malabsorption of the vitamin. The night blindness caused due to Vitamin A deficiency is reversible with treatment. Apart from supplements, it is advisable to include natural sources of Vitamin A in your diet.
A balanced diet may help to cure night blindness.
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A balanced diet that contains all the essential nutrients, vitamins and all other necessary requirements by the body could just prove to be a great way for an effective cure for the condition of night blindness. Most importantly, all the dark green leafy vegetables like spinach and orange & yellow vegetables like carrots should be definitely included in the diet to fulfill the requirements of vitamin A in particular. It is recommended to take the advice of an expert to get a clear understanding of the diet to be taken.
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