2. inbalance diet

HEALTH PROBLEMS RELATED TO NUTRITION

• Malnutrition

• Obesity

• Anorexia

• Nutrition Related Diseases

Malnutrition

• Due to eating an unbalanced diet in which: -certain class of food are deficient or -certain class of food is in the wrong proportion

• Examples:Kwashiorkor : lack of carbohydratesMarasmus : lack of proteinAnaemia : Iron deficiencyGoitre : Iodine deficiencyScurvy : Vit C deficiencyNight Blindness : Vit A deficiency

Obesity• When a person is 20% or more above the recommended weight for

their height• Due to overeating• Can be prevented by controlling the quantity and the type of food

eaten daily• Health problems associated with obesity:

-high blood pressure-coronary heart disease-diabetes-certain types of cancer-hernias-varicose veins-gallstones

Anorexia

• Potentially fatal eating disorder that involves the loss of appetite or desire for food

• Common in female• Can be cured through psychotherapy• Symptoms:

-muscle wasting-intense fear of getting fat-cease of menstrual cycle-sterility

Nutrition Related DiseaseEating food high in saturated fat

Cholesterol level in blood increases

Fats and cholesterol are deposited in the lining of arteries

Arteries become narrow

Atheriosclerosis

HypertensionHeart failure Thrombosis Stroke

Nutrition Related DiseaseEating food high in sugar

Sugar level in blood increases

Diabetes Mellitus

Dental cavities

Kidney damage

Obesity

Gangrene Blindness

Normal cross section of artery Tear in

artery wall

Fats and cholesterol deposited in artery wall

Artery becomes narrowed

ARTERIOSCLEROSIS

TROMBOSIS

END OF SUBTOPIC 2.1.2 AND 2.1.3