Skip to main content
Back

Dead Bug - Leg Extension

IntermediateStrengthTier T1
Dead Bug - Leg Extension

A more challenging dead bug where you extend one leg out straight while keeping your back flat. Excellent for building anti-extension core strength.

Targets: Thoracic Spine, Lumbar Spine
Muscles: Transverse Abdominis, Obliques, Multifidus, Diaphragm, Pelvic Floor

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

8

Reps / Time

45 sec

Rest

3 seconds out, 2 seconds back

Tempo

Step-by-Step Guide

Set up

  • Lie on your back
  • Legs in tabletop position (90-90)
  • Arms reaching toward ceiling
  • Press low back firmly into floor
  1. Dead Bug - Leg Extension - Step 1 of 6: Brace your core

    Step 1 of 6

    Brace your core

  2. Dead Bug - Leg Extension - Step 2 of 6: Slowly extend right leg out and down

    Step 2 of 6

    Slowly extend right leg out and down

  3. Dead Bug - Leg Extension - Step 3 of 6: Keep leg hovering 6 inches above floor

    Step 3 of 6

    Keep leg hovering 6 inches above floor

  4. Dead Bug - Leg Extension - Step 4 of 6: Keep back completely flat

    Step 4 of 6

    Keep back completely flat

  5. Dead Bug - Leg Extension - Step 5 of 6: Slowly return leg to tabletop

    Step 5 of 6

    Slowly return leg to tabletop

  6. Dead Bug - Leg Extension - Step 6 of 6: Repeat with left leg

    Step 6 of 6

    Repeat with left leg

Breathing

  • Exhale as you extend leg
  • Inhale as you return

Form Cues

  • The moment your back arches, stop there
  • Move slowly with control
  • Keep breathing
  • Opposite arm can reach overhead if able

Common Mistakes to Avoid

  • Extending leg too far and back arching
  • Moving too fast
  • Holding breath
  • Letting core relax

Safety Information

If your back arches at all, reduce range. Stop if you feel back pain.

Progressions

Add opposite arm reaching overhead

Dead Bug - ContralateralIntermediate

Regressions

Bend knee more, don't extend as far