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Dead Bug

A slow, back-friendly core exercise that teaches you to keep the spine still while the limbs move.

v2026.10.13

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3 sets of 6–15 reps, 1–2 min rest, guided

Muscles worked

Front
Back
Target
Also works
Equipment
Bodyweight
Level
Beginner
Tempo
Lift 1 s · Lower 2 s

How to do the dead bug

  1. 1Lie on your back, arms pointing at the ceiling, hips and knees bent to 90°.
  2. 2Press your lower back flat into the floor.
  3. 3Slowly extend the opposite arm and leg toward the floor.
  4. 4Return and repeat on the other side.

When to pick it: Pick it as a warm-up, for beginners, or for anyone with a cranky lower back.

Form cues

  • Lower back stays glued down
  • Exhale as you reach
  • Slow is the point

Common mistakes

  • Lower back arching off the floor
  • Moving too fast
  • Holding your breath

Stop if something hurts, and check with a doctor before starting if you have a health condition, are pregnant or are recovering from an injury. Terms

Sets and reps

GoalSetsRepsRest
Strength3–53–62–3 min
Muscle size3–46–151–2 min
Endurance2–315–2530–60 s

Finish each set with one or two good reps left in the tank. When you hit the top of the rep range on every set, add weight next time. Get a full 4–12 week program →

Equipment taken? Swap it for

These train the same muscles with different equipment.

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