Body composition can tell you different facts about your health, but there are specific ways to measure it properly. Here, experts share what you need to know.

BMI, or body mass index, is an outdated measurement that fails to properly identify health risks, according to a new study.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.

Depending on whom you ask, a full-body MRI is either an early-detection breakthrough or an unnecessary procedure that harms more than helps. Why it matters: Scans from companies like Prenuvo and ...

Study shows people with high body fat are 78% more likely to die and three times more likely to die from heart disease, calling into question BMI's reliability as a health measure.

Lean body mass and body fat are the two primary components of your body. Although the terms "muscle mass" and "lean body mass" are sometimes used interchangeably, they are not the same.