Vitamin A deficiency (VAD) or hypovitaminosis A is a lack of vitamin A in blood and tissues. It is common in poorer countries, especially among children and women of reproductive age, but rarely is seen in more developed countries. Nyctalopia (night blindness) is one of the first signs of VAD.
Vitamin A deficiency (VAD) or hypovitaminosis A is a lack of vitamin A in blood and tissues. It is common in poorer countries, especially among children and women of reproductive age, but rarely is seen in more developed countries. Nyctalopia (night blindness) is one of the first signs of VAD.
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Bilal Shaikh
Vitamin A deficiency (VAD) or hypovitaminosis A is a lack of vitamin A in blood and tissues. It is common in poorer countries, especially among children and women of reproductive age, but rarely is seen in more developed countries. Nyctalopia (night blindness) is one of the first signs of VAD.
Abhinav.arjun47
Vitamin A deficiency (VAD) or hypovitaminosis A is a lack of vitamin A in blood and tissues. It is common in poorer countries, especially among children and women of reproductive age, but rarely is seen in more developed countries. Nyctalopia (night blindness) is one of the first signs of VAD.