If you’re feeling motivated this Monday morning, read on for the best stories with expert advice on fitness and exercise What your heart rate can tell you about your fitness Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. If you wear a smartwatch or fitness tracker, you probably already have access to a steady stream of data about your heart health.
Beyond basic heart rate monitoring, smartwatches and fitness trackers can also measure and track heart rate zones, heart rate variability and heart rate trends..
