High Plank + Tricep Kickback

Anti-rotation core challenge plus arm toning. Detect hip twisting and arm angle with AI.

Instructions

Common Mistakes

Benefits

Biomechanical Form Guide

Core Anti-Extension: How to Hold Perfect Planks Without Lumbar Sagging - Master isometric core alignment in forearm and high planks. Eliminate lower back sagging, pelvic tilting, and neck strain.

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