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Single Arm Push Crunch on Situp Bench

Unilateral pressing action during the crunch increases core demand and anti-rotation strength.

Core & AbsIntermediateStrengthFlexion

At a glance

Muscles workedPrimary: abs. Secondary: core
Muscle groupCore & Abs
DifficultyIntermediate
TypeStrength · Flexion
Sets & reps3 sets × 10-12 each side
Estimated calories burned~5 kcal

How to do it

  1. Lie on the sit-up bench with one arm extended.
  2. Crunch up while pushing the arm forward or upward.
  3. Squeeze the abs at the top.
  4. Lower with control.
  5. Complete reps then switch sides.

Equipment

Coaching tips

Benefits

Unilateral pressing action during the crunch increases core demand and anti-rotation strength.

Common mistakes

Avoid rotating the torso excessively or using momentum.

Make it harder

Slow the movement or add a pause.

Make it easier

Perform with both arms.

Breathing

Exhale as you crunch and push, inhale as you lower.

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General fitness and nutrition information, not medical advice. Check with a qualified professional before starting a new exercise or diet plan, especially if you have an injury or health condition.