You’ve probably heard of HIIT—high-intensity interval training. You may even make a habit of doing the workouts yourself. And there are a lot of seriously impressive advantages of turning up the dial ...

Add Yahoo as a preferred source to see more of our stories on Google. Low-intensity or Zone 2 cardio has big benefits for fitness and health, a doctor said. Easy runs can help you improve your ...

What's your workout persona? For me, it's the Energizer Bunny. I've been told by a trainer I'm like a Ferrari – always running. No, not literally. I'm more of a boxer/lifter type (if you are too, ...

It feels good to push the body to the point of exhaustion. Leaving the gym or a fitness class soaked with sweat is a deeply satisfying manifestation of the endorphins humming around in your brain.