1. Learning Object for PDA presentation Storyboards Learning Object for Handheld Presentation Wong Ka Ling, Betty

2. Learning Object for PDA presentation Conceptual Details about your LO Title of LOBody Mass Index Describe content of LOBody Mass Index is defined as the individual’s body weight divided by the square of their height. Potential audience: Adults What is purpose of LONowadays, obesity is a prevalent problem. Weight management, healthy diet and exercise are important in achieving suitable body weight. The awareness of one’s BMI can prompt them to keep a healthy lifestyle.

3. Learning Object for PDA presentation Technical Details about your LO Size of Presentation Area320 by 240 pixels (for handheld presentation) List images and other media needed Graph needed for interpretation List types of interactions to be integrated in LO Implication to the result Underweight :Underweight is associated with health risks such as poor immune function.You are advised to increase total caloric intake and follow the recommendations of the Food Guide Pyramid. Stop immediately if you are on any special diet or programme for weight loss. Please consult a dietitian for your specific nutritional needs and seek medical advice if you lose weight unintentionally or progressively. BMI underweightNormaloverweightobese result <18.518.5- 24.9 25- 29.9 30- 39.9

4. Learning Object for PDA presentation Technical Details about your LO List types of interactions to be integrated in LO Normal:Your BMI is in the normal range.You should follow a balanced diet, exercise regularly and lead a healthy lifestyle. Overweight: Your current BMI has exceeded the optimal level based on our standard. Thus you are at increased risks of obesity-related diseases such as diabetes and cardiovascular diseases. In order to prevent the above medical problems, you are suggested to increase physical activity, lead a less sedentary lifestyle and reduce intake of high-fat, high-sugar and high-calorie foods. Please consult your doctor and dietitian for specific recommendations on your exercise programme and dietary modification. Obese:Your current BMI falls within the range of obesity. Obesity is an important risk factor for various chronic diseases such as diabetes, cardiovascular diseases, osteoarthritis and certain cancers. You should strive for a balance between energy intake and expenditure by being more active and following a calorie-controlled but balanced diet. It is also important to seek health advice and set up a realistic weight management goal with your doctor and dietitian. Reference: http://2plus3.cheu.gov.hk/html/b5/index.asp?fname=index.aspx

5. Learning Object for PDA presentation The data will change according to the sliders Sketch your LO in this space The result will be given according to the formular entered. When both the weight and height are entered, click enter for the result. Click here to clear and enter new entry. Click this button, the formula for BMI and the graph will appear. The implication for different results will also be shown according to whether they are underweight, normal, overweight and obese respectively.