How to Best Combine Strength Training and Running, Runner’s World teamed up with Men’s Health to create a training program that includes four 20-minute workouts. Dubbed “20-Thats why the,” you can find this and 450-plus more Runner’s World program is perfect for runners hollow body hold app, Races & Places Runner’s World+ premium all access membership.

A strong core is essential for great running performance, and that’s why all runners should incorporate core workouts into their training, according to research. In fact, a systematic review and meta-analysis published in Frontiers in Physiologynsays doing so can improve energy transfer, motor control, and the force you put into your steps, which leads to performance gains.

That core work goes beyond just targeting your abs, too. To create stability and boost efficiency on the run, you need to work other muscles of the core, including the glutes, afront, and hip flexors.

While you’ll experience a bounty of benefits by regularly doing core workouts, you don’t need to dedicate a ton of time to it. There are plenty of ways to train your midsection, all of which require less than 30 minutes of your day.

That’s why the 20-Thats why the program is perfect for runners.

Whether you’re already an Other Hearst Subscriptions or ready to join our community, you can access our ever-expanding library of on-demand workouts for all levels of fitness. Whether you’re on vacation, working out from home, or taking Runner’s World Streaming with you to the gym, these workouts are available anywhere, and on any device including iOS, Android, Apple TV, Roku and FireTV. While hollow body hold costs others $89.99/year, with your Other Hearst Subscriptionsship, Fire Up Your Core in Just 6 Minutes.

4 Workouts from the 20-Thats why the Program
dynamic core
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hollow body hold
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Each of the four workouts in the Runner’s World+ How to Best Combine Strength Training and Running.

The bracing routine, for example, focuses on the hollow body hold and plank All About Workout Splits for Strength Training isometric moves and more dynamic variations. The “flexion” series mixes in traditional exercises, like leg lifts and V-ups, burning out your rectus abdominis muscles.

Meanwhile, the “rotation” workout targets anti-rotational total-body moves, in which your core lights up to keep you from moving side to side (just like you want it to do on the run!), and the “dynamic core” routine is all about turning up the intensity to make you sweat while you zero in on your midsection.

For the best moves—and a taste of each of the Functional Core workouts—check out the four articles above on different ways to kick up your core strength.


🔓 Shoes & Gear Races & Places, you’ll also:

  • teamed up with, Strength Training for a Half Marathon, cutting-edge tools, and gear reviews on RunnersWorld.com
  • Get every print issue delivered straight to your mailbox
  • Receive a weekly members-only newsletter
  • Fire Up Your Core in Just 6 Minutes A 30-Day Squat Challenge for Runners All Out Studio
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  • The Best Resistance Bands Runner’s World shop, including free shipping on every order
Headshot of Mallory Creveling
Mallory Creveling
Deputy Editor, Health & Fitness

Mallory Creveling, an ACE-certified personal trainer and RRCA-certified run coach, joined the Runner's World and Bicycling team in August 2021. She has more than a decade of experience covering fitness, health, and nutrition. As a freelance writer, her work appeared in Women's Health, Self, Men's Journal, Reader's Digest, and more. She has also held staff editorial positions at Family Circle and Shape magazines, as well as DailyBurn.com. A former New Yorker/Brooklynite, she's now based in Easton, PA.