# Top 10 Doctor insights on: Body Weight Index Calculator

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## 1 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

Dr. David Wyatt
2,932 doctors shared insights

## Body Weight (Definition)

Body weight is a term for the ...Read more

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## 2 What is the formula for calculating body mass index and ideal body weight?

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

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## 3 Need expert body mass index calculator and chart?

See: http://nhlbisupport.com/bmi/.

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## 4 Where can I find a body mass index calculator for kids?

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

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## 5 How do you figure out your body mass index without a BMI calculator?

And the formula is:: English formula bmi = ( weight in pounds / ( height in inches x height in inches ) ) x 703 metric formula bmi = ( weight in kilograms / ( height in meters x height in meters ) ). ...Read more

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## 6 How do I loose body weight?

See below: Unfortunately, the simple equation is that you have to expend more calories than you take in. ...Read more

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## 7 How can increase body weight?

See Dr., then eat...: If one is truly underweight (based on height, family background, and body type), a dr. Can evaluate for a hormonal, digestive, or other disorder. If no medical cause is found, then one can add weight by eating more calories of nutritious foods, while also doing weight-training to increase muscle. Proteins: egg white, chicken breast, salmon, ... Better fats: olive oil, peanuts, almonds, tofu, .... ...Read more

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## 8 How can I lose my body weight?

Losing weight: To lose weight, get ur resting metabolism rate done(weight loss centers do this). This determines the total number of calories you need to lose 1-2lbs/week. Decreasing 500cal/day will give you a 1lb wt loss in 1wk; drink water (1/2 your body weight), eat small meals about 150-200cal 2-4x/(depending on your metabolism rate) and 500cal/meal at night: lean protein/veggies; avoid carbs, . ...Read more

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## 9 How can I reduce my body weight?

Diet and Exercise: The goal is to burn more calories than you consume. Watch your diet-eliminate junk food and don't over eat. Consider liquids as well-soda, alcohol, etc contains a lot of calories. Exercise multiple times a week. If you find an activity you really enjoy you'll be more likely to engage in that activity. Avoid fad diets that could prevent you from getting adequate nutrition. Make healthy choices! ...Read more

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## 10 How do I increase my body weight?

See Dr., then eat...: If one is truly underweight (based on height, family background, and body type), a dr. Can evaluate for a hormonal, digestive, or other disorder. If no medical cause is found, then one can add weight by eating more calories of nutritious foods, while also doing weight-training to increase muscle. Proteins: egg white, chicken breast, salmon, ... Better fats: olive oil, peanuts, almonds, tofu, .... ...Read more