This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. We’ll start at the very beginning: Body mass index (BMI) is a measure of someone’s weight compared to their height whereas body fat ...

When it comes to measuring your health status or fitness level, there’s no shortage of metrics out there, which makes figuring out which ones actually matter confusing. One number you might want to ...

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. You may not always get every answer you ...

Move over, BMI. It’s time to get SAD. This article first appeared in The Checkup, MIT Technology Review’s weekly biotech newsletter. To receive it in your inbox every Thursday, and read articles like ...

Body fat scales measure a person’s body weight, fat, and lean body mass. We picked the best seven options for ease of use, price, and the number of metrics they measure. Share on Pinterest Body fat ...

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 ...

Calculating your ideal body weight (IBW) can help you gain some insight into your possible risk for weight-related health conditions. However, this tool doesn’t always provide an accurate assessment.