SOAR Challenge: The Iron Chamber

Instead of focusing on the strike itself, this challenge forces you to build the muscular endurance needed to hold a perfect chamber for any kick.

The Rules:

  1. Select one kick type: (Front, Side, or Roundhouse).
  2. The “Rep”: From your fighting stance, raise your leg into the chamber position for that specific kick.
  3. The Hold: Hold the chamber—perfectly locked, knee pointed, hip aligned, and base foot solid—for 3 seconds.
  4. The Extension: Extend to the kick (snapping), then immediately retract back into the chamber position and hold for another 2 seconds before placing the foot down.
  5. Complete 100 total repetitions (50 on each leg) over the course of the week.

What this challenge accomplishes:

  • Technique over Speed: It forces you to stop “swinging” your legs and start controlling them.
  • Muscular Isolation: Holding the chamber engages the hip flexors, obliques, and stabilizer muscles in your base leg that a normal “fast” kick often skips over.
  • Tang Soo Do Discipline: It emphasizes the “slow-motion training” aspect often cited in traditional martial arts to improve form.

Pro-Tip: If you feel your chest leaning back or your base leg wobbling, you are likely losing your center of gravity. Keep your torso upright—like a string is pulling the top of your head toward the ceiling. Take a break, form is more important than reps.

Soar weekly challenge sheet 

Don’t forget to stretch for at least 10 minutes every day.

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