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Dr Yasmin Ooi Public health nutritionist University Malaysia Sabah. Underweight vs. overweight. Eating food for fuel. Food Carnival 9 August 2008. Prevalence of overweight and obesity in Malaysia adults. Data from MANS 2003 (MOH, 2007). School children?.
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Dr Yasmin Ooi Public health nutritionist University Malaysia Sabah Underweight vs. overweight Eating food for fuel Food Carnival 9 August 2008
School children? • Standard 1 to 6 in Peninsular Malaysia. • Surveyed 11,500 school children • 10% were overweight • 6% were obese • (Ismail et al., 2003)
BMI for age percentiles for adolescents, 10 – 18 y Source: WHO, 1995)
Infections (adenovirus) Soft drinks Drugs causing weight gain Beer & wine Inactivity (TV, computers) Meal size / energy intake Dietary fat, CHO & proteins Lack of habitual physical activity Breast feeding Birth weight Sports activities Organo chlorines
Underweight Anaemia Low bone mass Eating disorders Overweight Diabetes Hypertension Dyslipidemia Cardiovascular diseases Underweight vs overweight • Healthy weight range for adults: • BMI: 18.5 to 24.9 kg/m2
Children and adolescents • Overweight and obese children should maintain weight or gain weight slowly rather than lose weight. • Practise healthy eating habits • Do physical activity • Consult nutritionist / dietitian
Weight loss diet • Balanced proportion of: • carbohydrates (50 – 60%) • Protein (10 – 20%) • Fats (less than 30%) • Limit the portion sizes eaten, especially energy dense foods, e.g.? • Increase physical activity, EXERCISE!
Examples of moderate physical activities • Do these 20 – 30 minutes continuously • Walking briskly • Brisk house cleaning • Recreational sports (badminton, football, sepak takraw, table tennis, squash, netball, bowling, tennis) • Mowing lawn • Jogging • Swimming (moderate effort) • Cycling (moderate speed) • Gardening / farming
How much weight loss is safe? • Start: lose 5 – 10% of initial body weight. • Reasonable timeline: 5 – 10% weight loss in 6 months • = per week: about ½ to 1 kg per week. • = reduction of calorie intake by 500 kcal/day.
HOW DO YOU OBTAIN A BALANCED DIET? • Follow the Food Guide Pyramid
Fats, oil, sugar & salt USE SMALL AMOUNTS Milk & dairy products 1-2 SERVINGS Fish, poultry,meat & legumes, 2-3 SERVINGS Fruits & vegetables, at least 3-5 SERVINGS Rice, noodles, bread, other cereals & cereal products, tubers 8-12 SERVINGS Food Guide Pyramid- The key to balanced/healthy foods
Level 1 rice, mee, breads, grains, cereal and cereal products, potatoes/tubers
Level 2 Vegetables & Fruits
Level 3 Fish, poultry (chicken/duck), meat, nuts (soya bean, dhall)
Level 3 Milk and milk products (not including condensed milk, butter and cream)
Level4 Fats, oils, sugar and salt
Malaysian Dietary Guidelines 1999 & summary of the food guide pyramid • Enjoy a variety of foods - eat a variety of foods from each food group - foods eaten daily should come mostly from the lowest level of the food pyramid
Malaysian Dietary Guidelines 1999 & summary of the food guide pyramid • Eat more rice and cereal products, nuts, vegetables and fruits
Malaysian Dietary Guidelines 1999 & summary of the food guide pyramid • Reduce fat in the preparation of foods, choose foods low in fat and cholesterol choose reduce practice
Malaysian Dietary Guidelines 1999 & summary of the food guide pyramid • Reduce the use of salt and choose foods low in salt • Reduce sugar intake and choose foods low in sugar • Drink plenty of water every day (6-8 glasses a day)
Malaysian Dietary Guidelines 1999 • Maintain a healthy body weight by eating balanced foods and by exercising regularly
Malaysian Dietary Guidelines 1999 • Exercise and maintenance of body weight prevents health problems and gives healthier body image • Being underweight or overweight increases the risk of getting certain diseases
BODY MASS INDEX (BMI) • is applicable for individuals 18 years and above • For body weight monitoring BMI = weight (kg) height (m) X height (m)
Blog • http://www.nutritiontalk.wordpress.com • Today’s talk will be uploaded this evening. • Please look for the title Nutrition talk for Secondary School Students. • Thank you and have a nice day. • Assalamualaykum