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

If you’re curious about your own body composition, there are plenty of ways to measure it. Each method offers varying levels of accuracy, ease, and accessibility.

If you just want to measure your body weight, smart scales work just like any regular scale. But that's where the similarities end. Depending on the brand, smart scales can estimate your body fat ...

A body composition scale analyzes how electrical signals flow through your body, estimating how much of your total weight is fat-free mass compared to body fat.

One of the easiest ways to measure body composition is with the waist-to-hip ratio test, which measures your body's fat distribution around your waist and hips.

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.

There's a bunch of different ways you can measure your body fat percentage, and for the best readings you'll want to get it done at a doctor's or dietician's office.

You don’t have to be trapped in constant appearance comparisons. You can reclaim more space for yourself and your life.

Wondering how to measure your ring size at home so you can finally upgrade your ring stack? Here's an expert guide to getting your ring size right every time.

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.