Prisoner Extension - thoracic extension strengthening exercise
Exercise Overview
Prisoner Extension is a prone thoracic extension strengthening exercise designed to activate the upper back extensors and postural muscles. It is commonly used to improve thoracic extension control, counter rounded shoulder posture, and support better spinal alignment during daily activities.
Muscles Involved
Thoracic erector spinaeMultifidusMiddle trapeziusLower trapeziusRhomboidsPosterior deltoid
Related Conditions
Thoracic kyphosisRounded shoulder posturePostural dysfunctionUpper back weaknessScapular dyskinesis
