FROM THE FIELD
From the Field
Training briefs, field notes, and drops from the Class 5 Performance community. Built for lift, run, ruck, and trail.
Too Hot to Train: When Heat Becomes a Threat
Let’s pause the heat hype for a second. Heat training can be a powerful tool. It can teach, build, sharpen, and forge. But it...
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Sweat, Salt, and Staying Upright
For a long time, I thought hydration just meant drinking enough water. In basic training, we’d march with web belts and canteens, getting yelled...
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What I Look for in a Running Shirt (After Thousands of Miles)
When you run every day, you get pretty particular about your gear. You don’t have time for stuff that rubs, soaks, rides up, or...
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Forged in the Furnace: My First Experience with Heat Training
A few years ago, I signed up for the Black Canyon 100K. It’s a tough race in Arizona, known to be warm for runners...
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Why Train in the Heat?
Running in the heat sucks. That’s why it works. There’s no other training environment that strips you down to your fundamentals like heat does....
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From Combat to Competition: How Military Training Fuels Hybrid Success
Hybrid training isn’t just a trend. It’s the natural evolution of what service members have done for decades. We just didn’t have the name...
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How to Start Hybrid Training Without Burning Out
Hybrid training is a smart way to build a body that can do it all, run, lift, hike, sprint, haul gear, and keep going....
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How Many Times a Week Should Hybrid Athletes Run?
There’s no one-size-fits-all answer, but here’s the short version: Most hybrid athletes should run 2 to 4 times per week.
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Can You Build Muscle While Running?
You can absolutely build muscle while running—if your training, nutrition, and recovery are on point. Running doesn’t automatically kill gains. But doing too much,...
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