BMI Body Mass Index Objective To calculate BMI
BMI (Body Mass Index) Objective: To calculate BMI and categorise outcome. Explain inaccuracies of using BMI as a health indicator
Describe the body shape of the following people. Peter Crouch Arnold Schwarzenegger Victoria Beckham Joey Essex Beyonce
Calculating BMI of the celebrities Calculating BMI = mass in kg / (height in m)2 • Underweight – under 18. 5 • Normal – 18. 5 – 25 • Overweight – 25 – 30 • Obese – over 30 You will now calculate the BMI for a number celebrities. Use the information, what does their BMI tell you? Do you agree with the results of the BMI information?
Calculating BMI of the celebrities Calculating BMI = Jennifer Lopez is 1. 75 m tall and weighs 68 kg. weight (kg) / Will Smith is 1. 95 m tall and weighs 100 kg. (height)2 • Underweight – under 18. 5 • Normal – 18. 5 – 25 • Overweight – 25 – 30 • Obese – over 30 Paris Hilton is 1. 70 m tall and weighs 50 kg. Orlando Bloom is 1. 80 m tall and weighs 69 kg.
Calculate the BMI for these celebrities and interpret the results: Born 1975 H – 1. 96 m M – 124 kg Born 1985 H – 1. 78 m M – 78 kg Born 1973 H – 1. 73 m M – 54 kg Born 1975 H - 1. 57 m M - 48 kg Born 1975 H – 1. 83 m M – 75 kg
Answers: Born 1975 H – 1. 96 m M – 124 kg =32. 28 Born 1975 H - 1. 57 m M - 48 kg =19. 47 Born 1985 H – 1. 78 m M – 78 kg Born 1973 H – 1. 73 m M – 54 kg =24. 62 =18. 04 Born 1975 H – 1. 83 m M – 75 kg =22. 4
BMI (Body mass index) • The body mass index (BMI) is a measure that uses your height and weight to work out if your weight is healthy. • The BMI calculation divides an adult's weight in kilograms by their height in metres squared. • BMI ranges • For most adults, an ideal BMI is in the 18. 5 to 24. 9 range. • For children and young people aged 2 to 18, the BMI calculation takes into account age and gender as well as height and weight.
http: //www. nhs. uk/chq/Pages/howcan-i-work-out-mybmi. aspx? Category. ID=51&Sub. Cat egory. ID=165
Calculation of BMI • http: //www. nhs. uk/Tools/Pages/Healthywei ghtcalculator. aspx
If your BMI is………. . • below 18. 5 – you're in the underweight range • • between 18. 5 and 24. 9 – you're in the healthy weight range • • between 25 and 29. 9 – you're in the overweight range • • between 30 and 39. 9 – you're in the obese range
Plenary High Five- how many of the following can you do? 1. I can describe the body shape of people. 2. I can use a body mass index graph. 3. I know how to calculate body mass index when the equation is given to me. 4. I can say what a BMI indicates about a person’s health. 5. I can explain inaccuracies of using BMI as a health indicator.
BMI – body mass index BMI gives an indication about a persons ideal body mass compared to their height.
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