It is not as accurate for certain racial/ethnic groups such as those of Asian descent (the weight categories have different cut points for those of Asian descent for example, overweight is defined as a BMI of 23.0-27.5 instead of 25.0-29.9 for those of non-Asian descent). It is not as accurate for athletes as it may not accurately assess body composition (read: does not take into account the weight of bones, muscles, or organs).It does not directly assess body fat and there are other measures such as waist circumference or DEXA scans that may be a better measure of body composition.We know that BMI is not a perfect measure of health. 4 Underweight is the range of weight that is lower than what is generally considered healthy for a given height, and may indicate underlying medical conditions or an eating disorder and higher risk for conditions such as osteoporosis. Overweight and obese are the ranges of weight that are greater than what is generally considered healthy for a given height, and are used as a signal for higher risk for certain diseases such as type 2 diabetes and obstructive sleep apnea. Calculation: x 703= x 703= 29.1īMI is interpreted by using the following weight categories.Example: weight =202.8 lb and height= 70 in.However, it can also be calculated using the English System: your weight (in pounds) divided by your height squared (in inches) multiplied by 703.
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