FNH 355 Lecture Notes - Lecture 7: World Health Organization, Biofortification, Sub-Saharan Africa
24 May 2019
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Document Summary
Diarrhea is a common cause of childhood illness and death. Learning objectives: explore the function of zinc in the body, learn about typical sources of zinc in diet and the importance of bioavailability, discuss the prevalence of zinc deficiency, and its global consequences. 17. 3% of the world"s population is at risk of inadequate zinc intake . Highest proportion of population at risk in sub-saharan africa and south asia. Consequences of deficiency : growth failure and weakened immunity in children. Contributes to 800,000 deaths per year (1. 4% of all deaths) Implicated in: 18% of malaria , 16% of pneumonia (lrti), and 10% of diarrheal disease. Research has shown zinc supplements can help treat diarrhea and reduce diarrheal mortality by 50% Who recommends 10-14 days zinc supplementation for children with acute diarrhea episode but this recommendation has not been widely adopted. Found in: seafood, meat, seeds, cooked dried beans, peas, lentils. Suspect deficiency if: 20% of population below cut-off.
