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Vitamin A deficiency - Wikipedia, the free encyclopedia
Night blindness is one of the first signs of vitamin A deficiency. ... The United Nations Special Session on Children in 2002 set the elimination of vitamin A deficiency by 2010. ...
Vitamin A - Wikipedia
User-generated article about the essential human nutrient vitamin A, its discovery, recommended daily intake, food sources, deficiency, and overdosage effects.
WHO | Micronutrient deficiencies
Vitamin A deficiency (VAD) is the leading cause of preventable blindness in children and ... Vitamin A deficiency is a public health problem in more than half of ...
Linus Pauling Institute at Oregon State University
Both vitamin A excess and deficiency are known to cause birth defects. ... Severe or prolonged vitamin A deficiency causes a condition called xeropthalmia ...
Vitamin A: Vitamins: Merck Manual Home Edition
Information includes causes of deficiency, symptoms, diagnosis, and treatment.
Vitamin A Deficiency: eMedicine Endocrinology
Overview: The word vitamin was originally derived from Funk's term vital amine. ... Signs and symptoms of vitamin A deficiency include the following: ...
Vitamin A
Vitamin A or retinol has a structure depicted to the right. ... Vitamin A excess states, while not as common as deficiency, also lead to disease. ...
Vitamin A Deficiency: Information from Answers.com
More about Vitamin A Deficiency: Causes and symptoms Diagnosis Treatment Prognosis Prevention Resources Vitamin A Deficiency Definition Vitamin A
Vitamin A: Vitamin Deficiency, Dependency, and Toxicity ...
Vitamin A deficiency can result from inadequate intake, fat malabsorption, or liver disorders. ... Primary vitamin A deficiency is usually caused by prolonged dietary ...
Vitamin A - MedlinePlus Encyclopedia
Describes benefits, sources, problems resulting from deficiency, and more. ... Vitamin A helps form and maintain healthy teeth, skeletal and soft tissue, mucous ...
