Thinking of tackling America's fastest-growing race distance? These tips will help make your half marathon experience great.

This form of aquatic exercise is one of the best cross-training workouts for runners, injured or not.

Maximize your running progress with optimal recovery practices, from training strategies to nutrition

Learn the difference between flexibility and mobility, and focus on the latter.

Sciatica, an intense pain down the leg or lower back, is a symptom; here's how to find and treat the cause

Dealing with painful shin splints involves rest and strengthening your hips and calves

Not long, but you can maintain your fitness level with minimal workouts.

A sharp pain in the heel and arch of the foot, plantar fasciitis has numerous causes and treatments

Two 45-minute strength workouts to build a faster, stronger, more resilient body to improve your running performance

Every woman is different, but the phases of the monthly cycle are all similar—here's how they affect your running

The pros and cons of training by time or training by distance

Everything you've learned about lactic acid is wrong—here's the truth

Is there a baseline temperature? What about frostbite? We break down the best practices for running in winter.

Avoid these errors and you will be well on your way toward getting the most out of your heart-rate monitor

Some studies favor low intensity, some high intensity—read the fine print, and opt for both

Rest, relaxation and time off are important ingredients to success

The physiology behind that speed where you start breathing much faster and deeper—and its implications for your training

Marathons have a special allure, but the demanding distance isn’t for everyone.

A relaxed, athletic balance is crucial to good running form. Here's why and how to improve yours.

Can't run? Keep your legs moving in the pool and maintain fitness while you overcome injury.

Get in the best off-road running shape of your life with this targeted training plan

A running doctor tells how to prevent, and treat, side stitches.