TETSUBarbell Stiff Leg Good Morning vs Forward Lunge
The Barbell Stiff Leg Good Morning and the Forward Lunge both train the glutes as their primary muscle. The Barbell Stiff Leg Good Morning uses a barbell while the Forward Lunge is bodyweight-only. Here is how they compare and when to pick each.
Side-by-side comparison
| Barbell Stiff Leg Good Morning | Forward Lunge | |
|---|---|---|
| Primary muscle | glutes | glutes |
| Body part | upper legs | upper legs |
| Supporting muscles | hamstrings and lower back | quadriceps, hamstrings and calves |
| Equipment | barbell | bodyweight |
| Steps in our guide | 6 | 5 |
How each one starts
Barbell Stiff Leg Good Morning — first steps
- Stand with your feet shoulder-width apart and your knees slightly bent.
- Hold the barbell across your upper back, resting it on your traps.
Forward Lunge — first steps
- Stand with your feet hip-width apart and hands on your hips.
- Take a big step forward with your right foot, lowering your body into a lunge position.
Full step-by-step guides are linked below.
Which should you choose?
The Barbell Stiff Leg Good Morning lets you load the heaviest weights and progress in small, steady jumps. The Forward Lunge needs no equipment and scales through leverage, tempo and reps. If your gym has both options, neither is a wrong choice: pick the one that feels strongest through a full range, and swap after 6 to 8 weeks to keep the glutes adapting.
Full form guides
Common questions
Is the Barbell Stiff Leg Good Morning better than the Forward Lunge?
Neither is universally better — both train the glutes as the primary mover. The Barbell Stiff Leg Good Morning lets you load the heaviest weights and progress in small, steady jumps, while the Forward Lunge needs no equipment and scales through leverage, tempo and reps. Choose based on your equipment and which movement you can progress consistently.
Can I do both the Barbell Stiff Leg Good Morning and the Forward Lunge in the same program?
Yes, but usually not in the same session — they overlap heavily on the glutes. A common setup is one as your main movement and the other on a second training day, or alternating them block by block.
Do the Barbell Stiff Leg Good Morning and the Forward Lunge work the same muscles?
The primary muscle is the same: the glutes. Supporting muscles differ slightly — hamstrings and lower back for the Barbell Stiff Leg Good Morning versus quadriceps, hamstrings and calves for the Forward Lunge.
Track it in Tetsu
Tetsu tracks both movements separately, keeps your PRs per exercise, and tells you which one is actually progressing. Free to start.