BMI wasn't popularized until the 1970s, when the Quetelet index was used in population-based studies related to weight and was renamed body mass index. According to the WHO, researchers in the ...

Learn about ideal body fat percentages with charts based on sex, age, and height. This article also covers how to calculate the ideal body fat percentage and BMI.

For years, medical experts have defined obesity primarily based on body mass index, which measures stored fat by calculating height and weight, to determine a person’s health risks. Major public ...

BMI, or body mass index, is an outdated measurement that fails to properly identify health risks, according to a new study. Measuring body fat may be just as easy.

Beyond assigning one of these categories, a high BMI can be also an indicator of high body fat and therefore can be used to screen for certain weight levels that could lead to health problems.