HYROX Intel
Perspectives on the sport. Written by our Athletes, and our Founders.
Hyrox Intel
Zone 2 Myths: What the Internet Gets Wrong About Easy Training
The internet gets Zone 2 wrong in three big ways: it treats a precise heart rate number as sacred when the zone is a ... more
How Long Should Your Base Block Last? The Honest Answer
Your base block should last 6–12 weeks for most HYROX athletes — nearer 12 if you're new to endurance training or bui... more
Lactate, Thresholds and Zones: The Science Made Usable
Lactate isn't a waste product that "burns" your muscles — it's a fuel your body produces and reuses constantly. Your ... more
The Talk Test: Zone 2 Without a Heart Rate Monitor
The talk test tells you you're in Zone 2 when you can speak a full sentence out loud without gasping, but not comfort... more
Does Zone 2 Work on a Bike? Cross-Training the HYROX Engine
Yes, Zone 2 works on a bike — the aerobic adaptations that matter for HYROX (more mitochondria, better fat oxidation,... more
From Couch to Engine: The First 12 Weeks of Base Training
The first 12 weeks of base training take you from couch to a genuine aerobic engine by building easy running volume p... more