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Plank (Modified - Knees)

BeginnerStrengthTier T1
Plank (Modified - Knees)

Modified front plank from knees for core endurance. Builds foundational core strength before progressing to full plank.

Targets: SI Joint
Muscles: Transverse Abdominis, Rectus Abdominis

Stop if

Choose an easier exercise if pain reaches 6 out of 10 or becomes sharp. Stop and rest if pain reaches 8 out of 10.

This is the general ClapMove rule. This exercise has no extra stop rule of its own.

  • Pain 6 out of 10 or more: choose an easier exercise.
  • Pain 8 out of 10 or more: stop and rest.

Equipment needed

  • Works at home
  • Works at the gym

none

Home Options

  • bodyweight

Dosage

3

Sets

20 sec

Reps / Time

30 sec

Rest

15-30 sec holds

Tempo

Step-by-Step Guide

Set up

  • Place forearms on floor, elbows under shoulders
  • Knees on mat behind you
  • Create straight line from knees to head
  1. Plank (Modified - Knees) - Step 1 of 4: Lift hips to create straight line from knees to shoulders

    Step 1 of 4

    Lift hips to create straight line from knees to shoulders

  2. Plank (Modified - Knees) - Step 2 of 4: Brace core firmly

    Step 2 of 4

    Brace core firmly

  3. Plank (Modified - Knees) - Step 3 of 4: Keep neck neutral (look at floor)

    Step 3 of 4

    Keep neck neutral (look at floor)

  4. Plank (Modified - Knees) - Step 4 of 4: Hold for prescribed time

    Step 4 of 4

    Hold for prescribed time

Breathing

  • Breathe normally throughout
  • Don't hold breath

Form Cues

  • Straight line from knees to head
  • Don't let hips sag or pike
  • Keep breathing
  • Squeeze glutes slightly

Common Mistakes to Avoid

  • Hips sagging down
  • Hips piking up
  • Holding breath
  • Looking forward (neck strain)

Safety Information

Stop if low back sags or hurts.

Progressions

Full plank from toes

Plank (Full)Intermediate

Regressions

Shorter holds, wall plank