
isolation · Hinge
45-Degree Back Extension
45-Degree Back Extension is an isolation hinge movement for lower back, using no equipment. It also works glutes and hamstrings. 3 sets of 12-20, 1 min rest.
- Primary muscle
- Lower Back
- Equipment
- None — bodyweight
- Difficulty
- Beginner
- Sets and reps
- 3 × 12-20
- Rest
- 60s
- Force
- pull
How to do it
- 1Set up
Pads just under the hip bones, ankles locked, arms crossed on the chest.
- 2The cue that matters
Squeeze the glutes to finish, stop when the body is a straight line.
- 3Work it
3 sets of 12-20, resting about 1 minute between them.
Muscles worked
Lower Back does most of the work. Glutes and hamstrings take the rest.