How far you go in these long runs depends on your skill and experience, but Mackey says 45 minutes is a good starting point ...

Ask any expert how you should measure your running progress and they’ll tell you to track your performance. How you feel should always trump how you look, they’ll tell you – this will keep you ...

If you go faster than threshold pace, even by a little bit, your body eventually reaches VO2 max, says Skiba. Doing this can ...

The mountains surrounding Jackson Hole, Wyoming, are breathtaking when viewed from the valley floor. Elite endurance athletes run the knife-edge ridgelines of these rugged mountains, making highly ...