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  2. Vitamin A deficiency - Wikipedia

    en.wikipedia.org/wiki/Vitamin_A_Deficiency

    Prevalence of vitamin A deficiency, 1995-2005. Vitamin A deficiency (VAD) or hypovitaminosis A is a lack of vitamin A in blood and tissues. [1] It is common in poorer countries, especially among children and women of reproductive age, but is rarely seen in more developed countries. [1]

  3. Epidemiology of malnutrition - Wikipedia

    en.wikipedia.org/wiki/Epidemiology_of_malnutrition

    The number of Americans suffering from hunger rose after the 2008 financial crisis, with children and working adults now making up a large proportion of those affected. In 2012, Gleaners Indiana Food bank reported that there were now 50 million Americans struggling with food insecurity (about 1 in 6 of the population), and that the number of ...

  4. File:Vitamin A deficiency world map - DALY - WHO2002.svg

    en.wikipedia.org/wiki/File:Vitamin_A_deficiency...

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  5. Vitamin A - Wikipedia

    en.wikipedia.org/wiki/Vitamin_A

    The causes are vitamin A deficiency during pregnancy, followed by low transfer of vitamin A during lactation and infant/child diets low in vitamin A or β-carotene. [ 22 ] [ 19 ] The prevalence of pre-school age children who are blind due to vitamin A deficiency is lower than expected from incidence of new cases only because childhood vitamin A ...

  6. Malnutrition - Wikipedia

    en.wikipedia.org/wiki/Malnutrition

    Malnutrition occurs when an organism gets too few or too many nutrients, resulting in health problems. [11] [12] Specifically, it is a deficiency, excess, or imbalance of energy, protein and other nutrients which adversely affects the body's tissues and form.

  7. List of types of malnutrition - Wikipedia

    en.wikipedia.org/wiki/List_of_types_of_malnutrition

    Vitamin poisoning is the condition of overly high storage levels of vitamins, which can lead to toxic symptoms. The medical names of the different conditions are derived from the vitamin involved: an excess of vitamin A, for example, is called "hypervitaminosis A". Iron overload disorders are diseases caused by the overaccumulation of iron in ...

  8. Micronutrient deficiency - Wikipedia

    en.wikipedia.org/wiki/Micronutrient_deficiency

    Micronutrient deficiencies are considered a public health problem worldwide. For over 30 years it has been estimated that more than two billion people of all ages are affected by this burden, [1] while a recently published study based on individual-level biomarker data estimated that there are 372 million children aged 5 years and younger, and 1.2 billion non-pregnant women of reproductive age ...

  9. Vitamin deficiency - Wikipedia

    en.wikipedia.org/wiki/Vitamin_deficiency

    Common, most foods do not contain vitamin D, indicating that a deficiency will occur unless people get sunlight exposure or eat manufactured foods purposely fortified with vitamin D. Vitamin D deficiency is a known cause of rickets, and has been linked to numerous other health problems. [46] [47] Vitamin E deficiency