Elbow-to-Knee Abdominal Crunch

Elbow-to-Knee Abdominal Crunch

Type: Isolation Muscle: Core Equipment: None

A core exercise that targets the abdominal muscles, specifically the obliques.

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This exercise targets:

Core
Abs
Obliques

Ratios are approximate and can vary depending on form and technique.

How to perform

  1. Lie on your back, knees bent, feet flat, hands lightly behind your head
  2. Brace your core and press your lower back into the floor
  3. Lift shoulder blades off the ground; keep elbows wide, chin slightly tucked
  4. Bring right elbow toward left knee as you lift the knee; extend the other leg
  5. Pause, squeeze your obliques, then return slowly and switch sides
  6. Exhale as elbow meets knee; inhale as you lower
  7. Move controlled—don’t yank your neck or swing your legs
  8. Aim 8–15 slow reps per side, keeping tension on the abs