The number on the scale does not tell the whole story. Your body weight does not account for your body fat, muscle mass and bone density, and will not tell how much of it is due to water retention or ...

When most of us get serious about losing weight or getting in shape, one of the first things we buy is a scale. However, these days, not just any scale will do. If you're like most people, you want to ...

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 ...

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 ...

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.

When you sign up for a new gym, you might be introduced to a piece of equipment known as a 'bioelectrical impedance analysis' machine, often touted as a reliable tool for measuring body fat. While ...

For years, body-mass-index (BMI), has been the health metric millions of us have been fixated on when it comes to determining the state of our health. But now experts say we should be focusing on ...