Single-arm Dumbbell Shoulder Press

How to perform it

1. 1Preparation and positioning. Clear the overhead/forward path and place the load where it can be picked up and returned safely.
2. 2Starting position. Stand or sit with the load at the prescribed shoulder position, wrists stacked over forearms, ribcage over pelvis, and glutes/trunk braced.
3. 3Eccentric phase. Lower the load to the defined shoulder/start position under control without rib flare or trunk lean.
4. 4Bottom position. Pause at the prescribed pain-free shoulder range with the forearms supporting the load.
5. 5Concentric phase / lockout. Press along the prescribed overhead arc and finish with controlled elbow extension and scapular motion.
6. 6Breathing and bracing. Brace before the loaded phase, maintain pressure through the sticking region, and exhale/reset only when the load is stable. Avoid prolonged breath-holding across repetitions.
7. 7Valid rep. A rep uses the same start, depth, pause/hover standard, and lockout with no bounce, spotter contact, unplanned leg drive, or change in load path.

Common mistakes

• Losing wrist–forearm alignment

  Fix: Stack the wrist over the forearm and adjust grip, handle, or range before adding load.

• Elbows escaping the intended path

  Fix: Use a repeatable elbow angle that keeps forearms supportive and shoulders controlled.

• Creating range with the lower back

  Fix: Keep ribcage over pelvis and stop at the shoulder range you can own.

• Bouncing or dropping the bottom

  Fix: Lower under control to a fixed marker and reverse without rebound.

Safety

• Use only a pain-free overhead range you can control; current shoulder symptoms or marked side-to-side loss of motion require individualized assessment rather than forcing the textbook position.
• For heavy barbell work, use correctly set safeties and/or a competent spotter and collars; do not rely on a spotter to rescue a technically uncontrolled repetition.

When to stop

• The shoulder, elbow, or wrist can no longer remain aligned through the defined path.
• Range shortens materially, the torso lifts/arches beyond the standard, or the load becomes asymmetric.
• A spotter, wall, foot, rack, or machine stop provides unplanned assistance.
• Stop immediately for sharp, electric, or rapidly worsening pain; new numbness or weakness; chest pain; unusual breathlessness; dizziness; or near-fainting.

Progressions & alternatives

• RegressionHalf-kneeling Landmine Press— Reduce strength, balance, or coordination demand while rehearsing the key pattern before returning to Single-arm Dumbbell Shoulder Press.
• ProgressionStanding Single-arm Dumbbell Shoulder Press— Increase load, range, instability, or skill demand after Single-arm Dumbbell Shoulder Press is repeatable through the planned volume with reserve and no technique drift.
• AlternativeShoulder Press Machine— Train a similar primary pattern with a different stability, equipment, or joint-loading profile when Single-arm Dumbbell Shoulder Press is impractical or poorly tolerated.