These are the best smart scales to buy in every category, from Withings Body and Garmin Index S2 to Renpho Elis 1.

Body fat scales can be an easy way to track your body fat percentage, but they may not tell the complete story about your health.

Smart scales track changes in your muscle mass, body fat percentage and other health metrics — but how do they work?

Body fat scales offer metrics beyond weight, measuring aspects of your body composition. See our top picks.

Smart scales use a method called bioelectrical impedance analysis (BIA), typically through a foot-to-foot impedance meter, to measure things like body fat and muscle mass.

Body fat scales are devices that estimate the relative percentages of fat and muscle inside the body. Read on to learn about how they work and their accuracy.

Smart scales are great tools to help you achieve fitness and health goals, but which is the best smart scale for you? Learn now!

All scales were very good at repeating the weight they’d measured. None of the scales we tested were accurate at determining body fat percentage.

Unlike regular bathroom scales, the RENPHO Smart Scales provide 13 body composition metrics like body fat and muscle mass — and they’ve been reduced to $29.99 at Walmart.

Smart scales may measure multiple body metrics, such as body composition, muscle mass and body fat percentage. However, a smart scale is more accurate with the weight metric over the others.

Smart scales track changes in your muscle mass, body fat percentage and other health metrics — but how do they work?