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PepiCore Fitness Coaching
HIIT library

advanced HIIT

CrossFit-Inspired HIIT

Total time
30:00
Rounds
5
Work / Rest
40s / 20s
Equipment
dumbbells, rower, box

Start at an appropriate intensity, prioritize technique, and stop if you experience chest pain, dizziness, or unusual shortness of breath. Use the low-impact substitutions and take longer rest whenever you need it. Stop each set when form breaks.

Warm-up

Easy row

1:30

Next: Hinge & squat prep · Total left 30:00

Warm-up

  • Easy row — 1:30
  • Hinge & squat prep — 1:30

Cool-down

  • Easy row — 1:00
  • Stretching — 1:00

Modifications

Use a lower box and lighter weights; take an extra rest between rounds.

Exercises

  1. 1. Row or bike

    Form: Push with legs, then pull; steady rhythm.

    Substitution: Fast march

  2. 2. Dumbbell deadlifts

    Form: Hinge, flat back, dumbbells close to legs.

    Substitution: Lighter dumbbells

  3. 3. Box step-ups

    Form: Full foot on the box, stand tall at top.

    Substitution: Lower step

  4. 4. Push-ups

    Form: Body in one line, controlled tempo.

    Substitution: Incline push-ups

  5. 5. Plank holds

    Form: Squeeze glutes, ribs down, breathe.

    Substitution: Knee plank

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