Conner Mantz is the fastest male in the United States over 26.2 miles. The 28-year-old track and field star set the American record in the half marathon ...

J oe Vigil, a coach, scientist, and innovator who played a key role in raising the prospects of U.S. distance running over ...

Lindsay Barad felt like she was in the best shape of her life. But everything changed after a doctor's appointment revealed ...