DB Butterfly Reach Crunch

Open up the hips and hit the upper abs. AI checks your crunch height and tempo.

Instructions

• Lie on back, soles of feet together, knees open.
• Hold dumbbell with both hands.
• Crunch up, reaching weight past toes.
• Lower slowly.
• Keep feet touching.

Common Mistakes

• Throwing weight to sit up
• Neck pulling
• Lifting lower back
• Not reaching far enough

Benefits

• Rectus Abdominis
• Hip Mobility
• Core Range of Motion

Biomechanical Form Guide

Fitness & AI Biomechanics Guides Hub - Comprehensive educational guides on exercise biomechanics, 3D computer vision pose estimation, injury prevention, and progressive overload strength training.

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