Health Trackers: Benefits, Downsides, & the Top Types to Consider
We used to check our watches only when we wanted to know what time it was. Now, that little device on your wrist can display your heart rate, blood oxygen, stress level, calories burned, and how many steps you’ve taken since you got out of bed. Health trackers are here to stay. And they’re getting ever more sophisticated in the data they can collect, and the nudges they can provide. But should you wear one? And if so, which kind? And are there any downsides to them?