(CNN) — When it comes to measuring weight, BMI is the acronym everyone loves to hate. Health professionals have long used body mass index as a quick screening tool to fast-track certain patients into ...

For bodybuilders and fitness enthusiasts, changing body composition often reflects hard work and discipline—but knowing body composition is useful for anyone, and for more than just bragging rights.

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 ...

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 ...

For decades, society has reinforced the idea that a thin body is the pinnacle of health, happiness, and success. This cultural obsession with thinness—known as the "thin ideal"—has been perpetuated by ...

(CNN) — When it comes to measuring weight, BMI is the acronym everyone loves to hate. Health professionals have long used body mass index as a quick screening tool to fast-track certain patients into ...