Smart scales track changes in your muscle mass, body fat percentage and other health metrics — but how do smart scales work, and how accurate are they? When you purchase through links on our site, we ...

Body fat scales provide a rough estimate of your body composition based on your weight and other factors. However, research suggests that smart scales may not be fully accurate at measuring body fat.

Body fat scales are devices that a person can use to measure their weight and body composition at home. Body fat scales can provide a rough estimate. However, they are not very accurate. The term ...