Measure Your Body Mass Index (BMI) - FitDango

Measure Your Body Mass Index (BMI)

Body Mass Index (BMI) - What's it all About?

Body Mass Index (BMI) is a measure of body fat considering height and weight that applies to most adult men and women with weight in kilograms and height being considered in meters.BMI is used in a wide variety of contexts as a simple method to assess how much an individual's body weight departs from what is normal or desirable for a person of his or her height. BMI Prime is a simple modification to BMI system. It is the ratio of actual BMI and the upper limit BMI.

Body Mass Index (BMI)

Why use BMI:
- BMI is simple, inexpensive and noninvasive measure of body weight.
- BMI depends only on height and weight and can easily be calculated by individuals with some reasonable accuracy.
- BMI with some considerations can predict the risk of obesity and health risks.

BMI Limitations:
- BMI ignores muscle and bone mass distribution
BMI doesn't differentiate body fat and muscle mass
- Possible risk of over BMI in people with more body mass like body builders, athletes..
- Unavoidable mislead of BMI in lean people like elderly
BMI levels for adults:

BMI levels for those of 20 years and older, BMI can be interpreted from standard weight status for all ages and for both men and women. The standard weight categories in relation with BMI for adults are:
        BMI               Weight Status     
Below 18.5 Under Weight
8 Normal
5 Overweight
1 Obese

BMI levels for children and adolescents:

BMI levels for children and adolescents between 2 to 20 years old, BMI is calculated considering age and sex. This is because the amount of body fat changes with age and sex for this group of people.BMI should serve only for initial screening for children and adolescents. Health consultants should integrate some other factors like physical activity, diet, ancestors history and other appropriate screening. BMI-for-age categories and percentile ranges are:
  Percentile Ranking    Weight Status  
< 5th percentile  Under Weight
5th percentile to <85th percentile="" td=""> Normal / Healthy weight
85th to < 95th percentile Overweight
>= 95th percentile Obese

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