These days, everyone from the average Susan to the hardcore data-loving wellness enthusiast has the technology to track just about anything in the name of self-optimization. A ring wearable tells you ...

The more they train, the more runners become familiar with various statistics – mileage, pace and elevation gain being among them. But one figure that should always be on every runner’s radar? Maximum ...

Most runners can benefit from monitoring heart rate in different ways during half marathon training. For example, you can use heart rate to set training zones, which will help you dial into the right ...

Your heart rate can tell you a lot about your fitness and cardiovascular health. Your heart beats consistently, day in and day out, but you may not generally pay close attention to it. You might take ...

If the thought of high-intensity training fills you with dread, and burpees are a form of torture, then good news: the latest ...

Understanding your heart rate is crucial for more than just reaching optimal fitness–it can also help to reduce injury and ...

You track your VO2 max and working heart rate, but this underrated biometric may tell you more about your heart and long-term health than any other stat. Resting heart rate article Resting heart rate ...

That tension becomes especially clear with heart rate zone training, a popular five-tier system that endurance athletes use to measure effort and fine-tune performance. The well-known formula is ...