“Challenging your body to run at a faster pace is going to call on more muscle fibers,” says Stowe. In this case, you’re ...

A running base is a period of time – typically ... Investing in easy miles at a conversational effort will not only build a ...

MOST RUNNERS FOCUS on racking up mileage when they start running. Taking that approach to build your aerobic base is useful, ...

One of the best ways to do that is with a style of workout called interval training. Most runners focus on racking up mileage when they start running. Taking that approach to build your aerobic base ...