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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 ...

AirPods Can Measure Your Heart Rate, but Are They Accurate?

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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. It is often difficult to get a clear picture of your overall health, so experts rely on charts, data, and other measurements 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 ...

But, will any smart scale do the trick? Technically yes, but ultimately no. During our testing we found a number of manufacturers who might as well have just slapped "smart" on the boxes of their old ...

We’re going back to visit Melina Elliott and Erica Henderson at Body Measure, because recent ads I’ve seen on TV informed me ...

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 ...