Christie Aschwanden

Reaping the benefits of training is all about how you spend the time that you're not running.

A (somewhat) scientific look at how a postrun pint (or two) affects your favorite activity. Biggest surprise? It's different for women.

Think strong words. Repeat inspiring phrase. Run even better.

The right drug can relieve pain and discomfort—or put you in a world of hurt.

Are you too old—or too young—to run your best marathon? To find out, we asked top scientists, coaches, and elite athletes about the impact of aging on endurance. Their answers might pleasantly surprise you.

As the mercury drops, runners risk hypothermia and more. Avoid the big chill.

What kind of runner are you? Were you born to run a fast 5-K, a strong marathon, or something in between? Here's how to find out—and how to realize your full potential.

Running can hurt. This is one runner's quest to understand the bittersweet symphony.

Proper rehab is tricky when your injury is hard to pinpoint. Here's help.

This five-month program gives you the strength, endurance, and recovery you'll need

Four tips every runner should know before tackling an ultra.

Staying positive when injured makes the road to recovery less bumpy.

Divide your training plan into three parts to run strong--and race well--all year.

Overtraining can turn you into a beast. Backing off can prevent bodily harm.

A few quick exercises are all you need to get a strong lower body

Build speed with these five lower body exercises