Doctor insights on:
Body Weight Mass Index Calculator
If it doesn t distinguish between lean body weight and fat, why is body mass index so widely used?
Standardization: Body mass index is not a perfect tool to determine obesity, but it does allow for some normalization based on height and is easy to determine. Other methods such as underwater weight or electrical impedance require expensive equipment which is not readily available. Body measurements (waist, hip, neck) have been used but may vary based on the placement of the measuring tape. ...Read more
BMI: The body mass index is equal to the person's weight divided by the square of their height. Ideal body weight will vary with age, sex, muscle/fat ratio, height and bone density. Bmi is only a rough guide of a person's ideal body weight which is usually a range and not an absolute number. Generally a bmi less than 18 is underweight, 18-25 is ideal, 25-30 is overweight and over 30 is obese. ...Read more
Any BMI calculator: Bmi is only dependent on height and weight. Unfortunately age and gender don't factor into the calculation, thus one of the limitation of the calculation. Many elite body builders would be considered overweight or obese, as an example. As a result of low body fat. Use the calculation as an initial guide and work with your pcp or a dietitian to further evaluate the child's condition. ...Read more
What are BMI calculators don't calculate muscle mass and bone mass in addition to body fat do they?
I want to increase my muscle mass. I understand i must increase my calorie intake, but by how much? Is there a calculator/ formula? I'm 5'6 weigh 158.
Do some math: Body mass index is calculated by taking one's weight in kilograms and dividing it by height in meters and then dividing by height again. There are many online calculators available to do the math for you. If you are an adult, a bmi of 25-29 kg per meter squared is overweight and one of > 30 is obese. <18.5 is underweight. For children what is a healthy bmi changes with age. ...Read moreSee 1 more doctor answer
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