The 8stations Journal

Running & Engine

Building the aerobic engine HYROX actually tests — easy volume, threshold work, run fade and the running that holds up under fatigue.

HYROX athlete running on heavy legs immediately after the sled station

Running & Engine

Why Am I So Slow on the Run After the Sleds? (Compromised Running, Explained)

You feel slow on the run after the sleds because the sled push and pull spike your heart rate and flood your legs with fatigue, so you're running 'compromised', not fresh. Here's the physiology, and exactly how to fix it.

Richard Hynek7 min read2 Sept 2026

HYROX athlete running a 1 km leg between functional stations

Running & Engine

Do You Need to Be Able to Run to Do HYROX?

You don't need to be a fast runner to do HYROX, but you do need to cover 8 km. Half the race is running. The good news: you can run/walk it, and run fitness is the most trainable part. Here's the honest picture.

Richard Hynek7 min read5 Aug 2026

HYROX athlete running a 1 km leg between stations during a race

Running & Engine

How Long Does It Take to Train for a HYROX? (Realistic Timelines by Level)

If you already run a bit and lift a bit, 8–12 weeks of structured training is enough to finish your first HYROX strong. From a near-zero base, plan 4–6 months. Here are the honest timelines, by level.

Richard Hynek9 min read22 Jul 2026