Is the marathon an ambitious first running goal? Sure. But we get why a beginner may want to skip some of the traditional running milestones—the casual 5K you run for fun; the 10K you do to see if you ...

You’ve probably heard about zone 2 training, which typically shows up as easy runs and long runs on your schedule. It helps you build your aerobic capacity to run 5Ks, marathons, and any distance in ...