Apple Watch collects much more health data than users realize. Let's walk through some of the lesser-known metrics so that you can better leverage them to better your health. For years now, Apple has ...

Tracking heart rate is a huge feature of Fitbit’s smartwatches and fitness trackers – and drives the data we demand from our wearables. But how does Fitbit track heart rate, what features does it ...

Pregnancy and childbirth put increased demands on the body, so staying active is important. At the same time, hormone levels during pregnancy can drastically reduce energy levels, making it difficult ...