A good rule of thumb to follow with cruise intervals is to make sure the amount of threshold work you do doesn’t exceed about ...

Speedwork is one of the most important ingredients in distance training. It helps runners build power, improve running economy, sharpen pace, and learn how to stay controlled when discomfort starts to ...

If you have a half marathon or marathon on the horizon, or even a 10K, it might seem counterintuitive to go out and train your body to run 100 meters as fast as you can. But even if you’re gearing up ...