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The percentage of the population affected by undernutrition by country, according to United Nations statistics from 2012. The number of undernourished people (million) in 2010–2012 and 2014–2016 (projected).
Undernutrition is sometimes used synonymously with malnutrition, however, malnutrition could mean both undernutrition or overnutrition (causing childhood obesity). The World Health Organization (WHO) estimates that malnutrition accounts for 54 percent of child mortality worldwide, [ 5 ] which is about 1 million children. [ 2 ]
Undernutrition is more common in developing countries. [23] Stunting is more prevalent in urban slums than in rural areas. [24] Studies on malnutrition have the population categorised into different groups including infants, under-five children, children, adolescents, pregnant women, adults and the elderly population.
UNICEF defines undernutrition "as the outcome of insufficient food intake (hunger) and repeated infectious diseases. Undernutrition includes being underweight for one's age, too short for one's age (stunted growth), dangerously thin (muscle wasting), and deficient in vitamins and minerals (micronutrient malnutrition). [2]
Stunted growth, also known as stunting or linear growth failure, is defined as impaired growth and development manifested by low height-for-age. [1] It is often caused by malnutrition and can occur due to endogenous factors (such as chronic food insecurity) or exogenous factors (such as parasitic infection).
Thursday’s numbers show Illinois’ population in 2020 was 12.79 million people. The following year, the state was 12.70 million people. In 2022, Illinois continued to shrink with 12.62 million ...
The USDA Economic Research Service began releasing statistics on household food security in the U.S. in 1985. [161] In the 1980s under Reagan's administration, the Task Force on Food Assistance formally defined hunger in the US for the first time, stating it was a social phenomenon where one does not have the means to obtain sufficient food. [162]
All children with weight less than 80% of the median weight of children with the same height in the reference population, and/or suffering from oedema, are classified as GAM. [1] The World Health Organization describes Moderate Acute Malnutrition (MAM) as GAM in the 79% - 70% range, and Severe Acute Malnutrition (SAM) as GAM below 70%. [2]