Racing: Page 2

Muscle Cramps 101

Muscle cramps are a runner's nightmare. Here's why they happen and how you can train to prevent them.

How Boston’s Downhills Beat You Up

The science behind those screaming quads and pain brain. Becuase once you're in, the Boston Marathon doesn't make it easy to get that finisher's medal.

Mud, Hills, Sand and Suffering at World Cross.

The IAAF World Cross Country Championships in Aarhus, Denmark featured fierce competition over a tough course with mud holes, soft sand, and a hill on the roof of a museum.

Inside Lane: The Mindset of a 3:49 Miler

Johnny Gregorek talks about being in a world record race, taking down his father's mile mark, and his positive views on the new Olympic standards.