To build endurance as a runner is to build “capacity.” But what does this look like? Strength running coach Jason Fitzgerald explains. 

Is your heart rate high, even on easy runs? Aerobic Deficiency Syndrome might explain why. Here’s how to fix it.

Expert strength running coach Jason Fitzgerald wants us to keep our easy runs easy, but not forget the importance of workouts 

Make sure to include these smart, specific workouts in your half marathon training to land you that PR.

Tips and examples on how to optimally schedule your runs throughout the week

What type of weight training you should and should not do to improve your stride and make you a faster runner.

Make sure your treadmill runs are both entertaining and productive with these three types of workouts.

Top runners have a forward lean because they are fast, not because they try to lean forward. Here’s how to develop your lean effectively.

Static stretching isn't enough; use this dynamic warmup to rev up your body and have a better run.

Still stretching before you run? Stop. Focus on mobility instead, and save stretching for after (only if it feels good).

3 Strategies for enhancing your at-home strength workouts to become a more powerful runner.

Your first 10K is within reach! Here's how to prepare.

Hills build endurance, improve top-end speed and enhance VO2 Max while helping to keep you injury-free.

Three types of hill workouts you can do today to start seeing improvement in all aspects of your running.

Off-season training gets you to the starting line—of a more advanced training plan that will take you to new heights.

Running the second half of a race faster than you run the first half is a proven formula for success.

Periodization—planning phases of your training—can take different forms, but follows universal rules that will help you get the most from your training.

Don't stretch sore hamstrings. Here’s what you should do instead.

Improve your hip and glute strength to rid yourself of this annoying injury.

Get more from your gym time by lifting for strength and advancing to harder and more advanced exercises—plus enjoy the work more as you see your strength grow.

The base phase of marathon training is crucial in setting the stage for the rest of your training weeks. Here are the key elements.

Seriously. Here are 3 proven ways to increase running strength — and speed, economy, power and injury resistance — without lifting a single weight.

To run your fastest 5K you need to develop your endurance, muscles and race-specific speed. We'll show you how.

Weight-lifting routines you should add to your training to get fast, and some to avoid.

One of the simplest—and most effective—paths to preventing running injuries is to sandwich each run with targeted exercises.

Your longest run during marathon training depends on your history, strengths, preferences, how fast you run, and what else you do during the week.

The 10K doesn't just take endurance, it also takes speed. Here's how to prepare yourself.

Different pacing strategies suit different personalities and racing situations—discover which works best for you

The number of weeks you need to train for a marathon depends on if you're a beginner, intermediate or advanced runner. Here's a guide.

Everything you need to know about running safely and training effectively when summer temperatures spike

A progressive approach for transitioning to continuous runs

Achilles tendinopathy is treatable — with the proper approach.

Increase your mileage aggressively or conservatively depending on the situation.