Herz P1 Smart Ring reviews cover health tracking features, sleep monitoring, battery life, pricing, and real user experiences ...

These days, it may seem like there’s a million different data points that you’re supposed to keep track of—hello, steps, sleep, and recovery scores!—and it’s difficult to know which ones are worth ...

Smartwatches and wearable heart monitors can help detect issues such as irregular heart rhythms. But they also have limits and do not replace a diagnosis.

The heart rate zone formula is flawed, especially for women. Here's how to rethink your training. These days, everyone from ...

Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. By Talya Minsberg If you wear a smartwatch or fitness tracker, you likely already have access to a steady ...