Transcript Malnutrition

MALNUTRITION
Malnutrition
• When the body does not get the right amount of
nutrients.
• The physical function of an individual is impaired
to the point where they can no longer maintain
natural body capacities
• Includes:
– being dangerously thin for one's age
• Undernourished
– being overweight (obese)
• Overnourished
Undernourishment
• Describes the status of people whose food
intake does not include enough calories (energy)
or the proper nutrients to meet minimum
physiological needs.
• By 2002, the total number of undernourished
people worldwide had increased to 852 million.
• Today, one in nearly seven people do not get
enough food to be healthy and lead an active
life.
Source: United Nations World Food Programme
Diseases Associated with
Undernourishment
Kwashiorkor
• A protein deficiency disorder of children.
• Occurs as a result of a diet that is adequate in
calories, but deficient in certain amino acids.
• The child may have a swollen and severely
bloated abdomen and various skin changes including a reddish discoloration.
Kwashiorkor
Rickets
• A nutritional disorder caused by severe and
prolonged vitamin D deficiency that leads to
softening and weakening of the bones in
children.
• The child may have bowed legs, bone pain,
slowed growth, muscle loss and an
increased risk of broken bones.
Rickets
Marasmus
• A nutritional disorder caused by
calorie deficiency and energy
deficiency.
• The child will be extremely thin,
have dry skin and poor muscle
development
• Body weight may be less than
80% of normal weight.
Marasmus
Scurvy
• A nutritional disorder caused by vitamin C
deficiency.
• Characterized by bleeding gums and red
rash, tiredness, joint and muscle aches.
Scurvy
OBESITY
Obesity
• A chronic medical condition where a person is
severely overweight, with a very high body fat
percentage.
• Obesity is fostered by our environment; lack of
physical activity; high calorie and high fat
content diets; and also has a strong familial
component.
Works Cited
“Kwashiorkor”. Medline Plus Medical Encyclopedia. 2006.
Online. Nov. 2008. www.nlm.nih.gov/medlineplus/ency/
article/001604.htm
“Nutrition:What is Malnutrition?”. Worldbank. 2008. Online.
Nov. 2008. http:youthink.worldbank.org/issues/health/
nutrition/malnutrition/php
Hunger & Malnutrition
• Read text provided
• Answer Questions with help from text &
dictionaries
• These questions will be used when I am
creating your test
• May work together if you do so quietly
• Last 15mins: for work on the Hunger lab
Obesity
• Diagnosed using a combination of a person’s:
– Body Mass Index (BMI)
» over 30 kg/m2
– Waist Circumference
– Percentage Fat Content
Obesity
• Obesity has reached epidemic proportions globally, with more
than 1 billion adults overweight - at least 300 million of them
clinically obese.
• 22 million children under five are estimated to be overweight
worldwide.
• Most prevalent in more developed countries, such as the USA,
Canada, United Kingdom and many of the Islands in the
Pacific (Micronesia, Cook Islands).
• However, it often coexists with undernourishment in less and
least developed countries.
Source: World Health Organization
Diseases Associated
with Obesity
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Heart Disease & Stroke
Type II Diabetes
Cancer (Colon, Prostate, Kidney & Gallbladder)
Osteoarthritis
Respiratory Problems (Sleep Apnea & Asthma)