Your physiology is beautifully unique. I sound like John Mayer if he was a physical therapist. Our bodies are wonderlands, ...

The basic appeal of heart rate-based training is that it offers a scientific approach to optimize your workouts. Whether you’re putting in miles before a marathon, prepping for a big game, or simply ...

If you’re preparing for an endurance event like a half marathon, marathon or beyond, your training plan will be well stocked with workouts that improve metrics like VO2 max and lactate threshold to ...

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 ...

Endurance naturally declines as you age. Here are five ways to slow that reduction, including interval training and increasing weekly aerobic volume.

Huawei’s new Watch GT Runner 2 leaps across the divide between elite sport tracking and consumer hardware, writes ARTHUR GOLDSTUCK.