running

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

BAYMAN International Triathlon welcomes athletes from around the world to Mont Saint-Michel and its bay.

Is running by time or by distance actually the same thing? (Yes...and no.)

Too many layers on a run can be just as miserable as too few. Use our guide to dressing for runs at every temperature to get your gear just right.

How to train your proprioception to more effectively control body movements and improve power, speed, agility, and durability.

There are all kinds of benefits from slowing down (and varying) your pace.

After tearing her calf, our writer and pro athlete Laura Siddall put three alternatives to running to the test.

From super shoes to super trainers, find the right fit for your feet.

We examine the 10 percent rule, a popular way of increasing mileage every week. Is it really that effective?

Learning to become a better runner isn’t just about training harder—it’s also about running smarter. Two top coaches tell you how.

There are some common mistakes athletes make when using strength training to prevent Achilles injuries.

Very little common running technique advice is supported by sound theory. Here's how to actually improve your run form.

The neuroscience of running’s calming effects—and how to enhance them.

Multisport Zwifters rejoice! Now you can ride AND run in the popular online social training environment.