As the temperature drops, low-impact cardio workouts can be the way to get your steps in and heart rate up from the comfort ...

QUESTION: I had a health setback several months ago and have since lost my motivation to exercise. I had previously always been active but am getting weaker because many things that used to be easy ...

News editor Theo Kahler is by far the fastest in the Runner’s World office … seriously. Kahler just finished within the top ...