Running some intervals at faster paces — known as speed work — can offer significant health benefits, help you run faster and simply add some variety to a jog.

One key message is that it pays to run fast. Interval training forces your body to take in and use oxygen at a different rate ...

Building strength and stability in the comfort of your own home definitely has its perks. You don’t have to worry about ...

Wearing a 48-pound prototype suit, the former West Point soccer player crossed the finish line with the watch reading 10:19.