Dumbbell Arnold Press

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Intermediate
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Dumbbell shoulder press variation with wrist rotation that targets all three deltoid heads to build comprehensive shoulder strength and stability; commonly performed seated for better control.

About Exercise

Equipment

Dumbbells

Difficulty

3/5 • Intermediate

Primary Muscle Groups

Shoulders

Secondary Muscles

Traps, Chest

Popularity Score

8

Goals

Strength
Hypertrophy

Training Style

Bodybuilding

Setup Requirements

Requires Rack

No

Requires Bench

Yes

Requires Spotter

No

Space Needed

Small

Noise Level

Low

Muscle Breakdown

Shoulders

10/10

Anterior Delts, Medial Delts, Rear Delts

Triceps

7/10

Lateral Head, Medial Head, Long Head

Traps

5/10

Upper Traps

Chest

4/10

Upper Chest

Programming

Typical Rep Range

8-12 reps

Rest Between Sets

60-90 seconds

How to Perform

Sit on an adjustable bench with back support set upright. Hold dumbbells at shoulder height in front of chest with palms facing your body and elbows bent.

  1. Press dumbbells upward while rotating wrists outward so palms face forward at top.
  2. Extend arms nearly fully overhead with slight elbow bend.
  3. Lower dumbbells in controlled arc while rotating wrists inward to return palms facing body.
  4. Return elbows to starting position below shoulders.
  5. Repeat for reps while keeping core engaged.

Coaching Tips

Form Cues

  • Rotate wrists with the press.
  • Keep elbows slightly forward.
  • Maintain slight bend at top.
  • Brace core tight.
  • Control the descent.

Breathing

Inhale as you lower the dumbbells; exhale as you press and rotate upward. Brace core throughout.

Tempo

3-1-2

Range of Motion

Start with dumbbells at shoulder height, palms inward; press to arms nearly straight overhead, palms forward; reverse fully to start.

Safety

Safety Notes

  • Warm up shoulders with light presses.
  • Use light weights to master rotation.
  • Avoid if acute shoulder pain exists.
  • Ensure full shoulder mobility before attempting.
  • Do not over-rotate beyond 180 degrees.

Spotting

Spotting not typically required with dumbbells; use lighter weights or safeties if needed for heavier sets.

Common Mistakes

  • Jerking weights during rotation.
  • Flaring elbows too wide.
  • Locking elbows at top.
  • Arching back instead of bracing core.
  • Incomplete rotation.

When to Avoid

  • Shoulder impingement
  • Rotator cuff injury
  • Recent shoulder surgery

Flexibility Needed

  • Shoulder flexion to 180 degrees
  • Adequate wrist mobility for rotation

Build Up First

  • Master basic dumbbell shoulder press
  • Proper core bracing technique

Also known as

Arnold Press, Rotating Shoulder Press, Arnold Dumbbell Press

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