The problem with body-mass index
A high BMI or BMI-for-age – in children and adolescents BMI has to be adjusted for age because it increases with growth and maturation – is usually taken to represent high body fatness. The problem is that while almost all adults and children who have a high BMI will have a high level of body fat, many people with an apparently healthy BMI will also have a high level of body fat. Which Is The Best Supplements To Burn Lower Abdomen Fat
It is well known that BMI misclassifies the body fatness of athletes, bodybuilders and sportsmen and women, because a high muscle mass produces a high BMI. Only a small proportion of the population are athletic though, and the far more common problem with BMI is that it misclassifies body fatness of this much larger, non-athletic portion of the population – but in the opposite direction, meaning it downplays its extent. The Best Female Weight Loss Pills
The extent of the misclassifying of body fatness by BMI matters. Most studies which have measured both body fatness and BMI have taken place in Europe and North America – and in these studies the prevalence of high body fatness has been as much as two to three times greater than the prevalence of high BMI. 2 Pills For Weight Loss For Female/ In one example 26% of US adults were obese according to their BMI, while 64% of the same adults were obese according to a more accurate measure which images the amount of fat in the body directly using X-rays.