Here’s what to know about body composition numbers and what these metrics mean for your health and performance.

For decades, health experts have relied on body mass index (BMI), a ratio of weight to height, to classify people as underweight, normal weight, overweight or obese. But sometimes, you need more than ...

While both look the same on the scale, water weight and body fat are distinctly different. Water weight tends to come on quickly, while body fat builds up gradually. Share on Pinterest Kerkez/Getty ...

During her time at CNET, Kim Wong-Shing loved demystifying the world of wellness to make it accessible to any reader. She was also passionate about exploring the intersections of health, history and ...

BMI is still commonly used to assess obesity even though research has shown it's not necessarily a reliable metric. A new study proposes doctors instead use technology that can measure body fat. Body ...

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 ...

One of the most common measures we all strive to maximize at some point or another is our power-to-weight ratio (PWR). Your PWR is the amount of power that can be produced in relation to your body ...

Thanks to the ever-improving world of fitness trackers and apps, you've never had more access to personal health data. But which of the dizzying number of markers and metrics should you really be ...

If you melted down the average UK adult, you’d find around 22 kilograms (48.5 pounds) of creamy yellow fat – equivalent to around 88 blocks of lard, enough to fill two-thirds of a small suitcase or ...