Before adding higher-level workouts to your plan, you need a consistent mileage base, established fueling and hydration habits, and the ability to recover well between quality efforts, explains ...

Our 30-minute Advanced Strength and Endurance (A & B) workouts are designed for runners following our RW Club 5K, 10K, half marathon and marathons plans. Over the course of 12, 16 or 20 weeks, runners ...

Most of you know that training your upper body provides endless benefits, from improving your posture to increasing your metabolism. You might think of individually working your arms, shoulders, chest ...

Build volume and intensity with these big-time speed workouts, developed by running coaches ...

A broad, well-defined back is a cornerstone of any well-rounded physique. But that’s not the only reason to pump up your posterior—it’s also a critical way of improving posture, reducing back pain, ...

Knowing what back exercises to do at the gym is crucial for carving a durable frame that will carry you well as you age. Similar to leg training, the back muscles are some of the most important to ...

Soldiers with the Army Reserve’s 75th Training Command participate in a timed, 2-mile run as part of a semiannual test of physical fitness in Houston, Friday, April 21, 2017. (Lt. Col. Adam ...

Sabrena Jo, Ph.D., senior director of science and research at the American Council on Exercise, has decades of experience helping people find ways to become physically active. From working one-on-one ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...