🫀 Do you know your heart rate zones?

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Hi runners,

Jessy here with newsletter #504! 🎉

Happy Monday!

Here's what I have for you today:

🍝 Confused about marathon nutrition? Here are the 10 rules of marathon nutrition you need to know.
👀 Could this trans-Australia record attempt be too "Goodge" to be true? The running world can't seem to agree...
👑 After watching Keely Hodgkinson win gold in Paris, 10-year-old Princess Charlotte is now running the 400m and hurdles.
🫀 Everything you need to know about how to calculate your heart rate zones for efficient and effective training.
🤓 WATCH: The CREATINE Conversation: Why Runners should be taking it every day

Get ready to get faster!

Jessy Carveth
Senior News Editor

🍝 10 Rules of Marathon Training Nutrition

Nutrition, in general, is now widely recognized to be just as important as training for any athlete.

Therefore, for endurance athletes such as marathon runners, it is important to make sure you are not just relying on sports drinks for energy, but rather you are eating the right food and enough of it.

This is why we have laid out 10 rules for marathon training nutrition that you can use to help create your own marathon training diet.

LEARN MORE

👀 Too Goodge to Be True? Ultrarunning World Divided Over Australia Record Attempt

On May 20, 2025, British fitness influencer William Goodge is expected to reach Sydney, completing a 3,800-kilometer journey across the Australian continent in just 35 days.

If verified, this would eclipse Chris Turnbull’s 2023 mark of 39 days—an astonishing physical feat requiring more than 110 kilometers per day.

But instead of unanimous awe, Goodge’s run has triggered a familiar chorus of doubt.

READ MORE

👑 Princess Charlotte Is A Runner

In a quiet but memorable moment at Windsor Castle earlier this week, Prince William let slip a detail about his 10-year-old daughter that delighted the athletics world: Princess Charlotte has taken up running, more specifically, the 400m and hurdles.

READ MORE

🫀 How To Calculate Heart Rate Zones For Efficient Run Training

Heart rate training uses different heart rate ranges based on a percentage of your maximum heart rate to guide training intensity for a given workout.

Calculating your heart rate zones can help ensure you are training in the correct effort ranges so you can improve your running performance.

Learn how to calculate heart rate zones and use them to run stronger and more efficiently.

LEARN MORE

🤓 WATCH: CREATINE: Why Runners Should Be Taking It Every Day

Marathon Handbook founder Thomas Watson and sports science expert Brady Holmer explore the most-discussed supplement in running circles right now: creatine.

They cover the benefits, the potential side effects, how much you should take, and what to expect.

WATCH NOW

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CHECK IT OUT

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Looking for an online running coach? Whatever your goals, train with our managing editor, Coach Katelyn. Learn more about her online coaching.

Want to become a running coach? Check out our friends at UESCA. They do 100% online, at-your-own-pace coaching certifications for running and ultrarunning. More here.