It’s an inexact science, but this formula might give most runners a sense of their likely marathon time based on a recent 10K ...

Pacing can be done from the right atrium, the right ventricle, or both. When the pacemaker decides that pacing is needed, it prompts the heart chambers to pace. This is called “intelligent pacing” and ...

We explain what’s a good time for a beginner marathoner, plus how to set your own time goals and why you should look beyond ...

You don’t have to worry about your finish time, but we offer insight on how to set a solid pace goal. Plus, how to manage ...