
What Muscles the Back Extension Actually Works
The back extension works your lower back, glutes, and hamstrings. Learn how setup and execution change where the load lands.
- back-extension
- glutes
- hamstrings
The Corect Journal
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The back extension works your lower back, glutes, and hamstrings. Learn how setup and execution change where the load lands.

Choose the back extension alternative that fits your setup and training goal. This guide helps you match the right variation to lower-back, glute, or hamstring emphasis.

A clear guide to setting up, driving through the rep, and spotting common hip thrust errors. Learn what a clean rep should feel like and how to check it on video.

The EZ barbell JM bench press is mainly triceps-led, with the chest and shoulders still involved. Elbow tuck and bar path change how the rep feels on video.

The face pull works the rear deltoids, upper back, and rotator cuff. Small changes in elbow path, torso angle, and finish position shift what you feel most.

The dumbbell close-grip press is a triceps-led press with the chest and shoulders assisting. Small setup changes shift where the work lands.
The chest does most of the work in the floor fly with barbell, while the shoulders and triceps help through the rep. The floor shortens the range and keeps the movement tighter.

The band push sit-up is a loaded sit-up variation that trains the abs first, with the shoulders and chest helping. This page explains where the work goes and how the band changes the rep.

The Arnold press loads the shoulders and triceps first, with the upper chest helping through the press. This page breaks down why the wrist turn changes the feel and what a clean rep looks like.

A clear breakdown of the dumbbell close-grip press setup, rep path, and common errors. Learn how to keep the movement tight and triceps-driven.

Push-ups mainly work the chest, triceps, shoulders, and core. Learn how setup and range of motion shift the effort when your form changes.

The barbell lying extension is mainly a triceps exercise, with the shoulders helping as the bar moves. Small changes in upper-arm stability and elbow motion change what you feel rep to rep.
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