Malnutrition,
or the lack of proper nutrition, can be a serious problem. It results
from imbalance between the body's needs and the intake of nutrients, which can
lead to syndromes of deficiency, dependency, toxicity, or obesity. Malnutrition
includes undernutrition, in which nutrients are undersupplied, and
overnutrition, in which nutrients are oversupplied. Undernutrition can result
from inadequate intake; malabsorption; abnormal systemic loss of nutrients due
to diarrhea, hemorrhage, renal failure, or excessive sweating; infection; or
addiction to drugs. Overnutrition can result from overeating; insufficient
exercise; overprescription of therapeutic diets, including parenteral
nutrition; excess intake of vitamins, particularly pyridoxine (vitamin B6),
niacin, and vitamins A and D; and excess intake of trace minerals.(www.merck.com)
Despite, the
fact that sufficient food is produced in a global level, more than
800 million people throughout the world, and particularly in developing
countries, do not have enough food to meet their basic nutritional needs. This
situation is called food insecurity. In contrast, food security exists when all
people, at all times, have access to sufficient, safe and nutritious food to
meet their dietary needs and food preferences for an active and healthy life.
Maria Toumpi, MSc
Clinical Nutritionist - Dietitian
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