Answer :
A vitamin A deficiency in the diet is one of the main causes of blindness around the world today (apart from accidents).
The prevalence of vitamin A deficiency among Americans is minimal. Vision impairment, immune system deterioration, and stunted development are all issues. - Vitamin A insufficiency is the most prevalent worldwide cause of avoidable blindness. The biggest health risk throughout pregnancy is undernutrition. - Vitamin A insufficiency is the most prevalent worldwide cause of avoidable blindness. The biggest health risk during pregnant is undernutrition. A lack of vitamin A raises the risk of mortality from common pediatric infections like diarrhea and is the major cause of avoidable infant blindness. When vitamin A shortage is more severe, the cornea becomes very dry, harming the retina & cornea. This leads to blindness.
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