How BMI Scales Work
Friday, March 11th, 2011EzineArticles.com: BMI or Body Mass Index scales are popular scales used to calculate individual’s body fat index. BMI scales use a technique called Bioelectrical Impedance Analysis, or BIA to measure the fat in a person’s body. BIA does this by submitting a small unnoticeable electrical current through the body.
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How BMI Scales Work