In 2009, journalist Christopher McDougall wrote his book "Born to Run" after hearing about runners from the Mexican Tarahumara — or Rarámuri — tribe competing in an American ultramarathon. McDougall ...

Perhaps, after your last marathon, you had this epiphany: “If I train a little harder, I bet I can get a proof of time that could get me into Boston!” Without the ability to run specific qualifying ...

You know the number. Maybe it’s a sub-4 marathon, a sub-7 mile, or another barrier you’re determined to break. No matter what it is for you, there’s no greater feeling than finally achieving a speed ...