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The Marathon: A Most Romantic Fool's Errand

The marathon – a distance born in the battlefields of Greece, stretched by royalty, and perfected to break the human body. Yet millions chase it anyway, and that might be the most beautiful part. This is the story behind our favorite endurance challenge.

Read article

Our latest insider scoops

Inside a Turbulent Gravel Nationals: Pete Stetina

The time has come for a new champion to wear the jersey: the 2025 Gravel National Championship. Pete Stetina details his experience returning to USAC racing, including the unique course demands, the challenges of race organization, and what he fueled with as he went all in for the coveted Stars and Stripes.

Majorly Fueled for Marathons

'Tis the season, the fall Marathon season that is. As autumn approaches, so do some of the most iconic running events in the world. In lieu of such, we are featuring a short series of blogs from the most dominant fuel in marathons: Maurten.

Fueling at 19,000 Feet: What Worked (and What Didn’t) for the Kilimanjaro FKT

"We said it would go sideways. We weren’t wrong." This is what happened when Colleen MacDonald's nutrition plan met 19,000+ feet on August 15th-16th, 2025.

5 Sports Nutrition Questions Every Endurance Athlete Asks

I get the same five questions over and over from athletes. So, I figured, let’s tackle them all at once. Here’s what everyone wants to know.

Carbs, Chaos, and a Course Record: Lessons From Leadville

Coming off a disappointing performance at the Western States, David wasn't particularly excited about setting a bold new goal. His coach (and wife) Megan, well, she had other plans. Here are the lessons David learned from another course record and breakthrough race at Leadville 100.

The Athletes’ Guide to Electrolytes

You know electrolytes matter – but do you know why? Here’s what each mineral does to keep you going.

BCAA Breakdown: What Athletes Need to Know About Branched-Chain Amino Acids

From faster recovery to reduced muscle soreness, BCAAs have proven their place in athletes’ supplement strategy. We’ll explain why.

Carbohydrates in Sports Nutrition: What Every Athlete Needs to Know

Not all carbs are created equal. Here’s what you need to know about the different types fueling today’s elite athletes.

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