HYROX Heat: Build Power & Endurance with HX8 Foundational #3
This isn’t your average workout. HX8 Foundational #3 is a full-body power-builder designed to push limits, sharpen grit (the internal kind), and prep you for HYROX-style race challenges. With 1:50 of effort followed by 40 seconds of rest across 16 intense rounds, every station is a strategic hit to your strength, stamina, and mental toughness.
The Zones
- Zone 1 – Run or Rower
Start strong. Whether you’re pounding pavement or pushing meters on the rower, this is your engine check. Breathe deep, find your rhythm, and stay smooth. - Zone 2 – Sled Pull
This move lights up your posterior chain. Dig in, stay low, and think power over panic. Focus on controlled, consistent steps. - Zone 3 – KB Goblet Forward Lunge
Now it’s all about leg endurance and core control. Rack the kettlebell, keep your chest tall, and drive through the front heel. Alternate legs with intention. - Zone 4 – 7x Wallball Pullover Situp + 7x Hollow Body Leg Raise
Time to hit the midline. This combo is sneaky-tough. Don’t rush—aim for precision and tight form. Keep your low back pressed into the floor on leg raises. - Zone 5 – Renegade Row + Push-Up
Upper-body strength meets core stability. Row with control, reset your plank, then hit the push-up. This move demands full-body coordination—lock it in. - Zone 6 – SkiErg @ RPE 7
Find that sustainable burn. You’re aiming for a steady, aggressive pace—not a sprint, not a cruise. Stay tall, drive with the hips, and exhale with each pull. - Zone 7 – KB 1-Arm Push Press (Switch every 7 reps)
Push with power, not just effort. Use that dip-drive to move the bell efficiently. Every 7 reps, switch sides—don’t let one arm carry the load. - Zone 8 – 7x Bicep Curls + 7x DB Reverse Fly
Finish strong. The curl gives your arms the pump, and the reverse fly wakes up the often-neglected rear delts. Keep your form tight—momentum steals gains.
Coach’s Corner: Tips for Crushing HX8
- Warm-Up Wisely:
Prioritize dynamic mobility for hips, shoulders, and thoracic spine. Then hit a short cardio burst (3–5 min) plus light sled pulls and KB movements to groove the patterns. - At-Home Adaptations:
No sled? Sub in heavy bag drags or bear crawls. No SkiErg? Try high-knee sprinters or slam balls. You can also use water jugs, resistance bands, or backpack weight for other moves. - Pacing Strategy:
1:50 is a grind—don’t redline out the gate. Treat round 1 like a dress rehearsal and build each round from there. Stay consistent, and track your reps for bonus motivation.
Ready to go full throttle?
This HYROX-style session will challenge every system in your body—cardio, strength, core, and mental game. It’s scalable, sweat-drenched, and seriously satisfying when you finish that last round.
Want to train like this every week with a community that pushes harder together?
Come experience the full program for yourself.
Start your FREE two-week trial now at the Academy of Self Defense, or check out what our Fitness Unlimited membership has to offer:
👉 Explore the program