Shoulders · Dumbbells

Dumbbell Arnold Press

The Arnold press is an overhead pressing variation that incorporates forearm rotation throughout the range of motion. It challenges the anterior and lateral deltoid heads through an extended path, making it a staple exercise for hypertrophy in push and shoulder workouts.

Muscles: Shoulders
Equipment: Dumbbells
Type: Strength
Animation: Men and women

How to do it

Sit on a bench with back support, holding a dumbbell in each hand at shoulder level.
Start with your palms facing your body and elbows bent.
Inhale and brace your core. As you exhale, rotate your wrists so your palms face forward and press the dumbbells overhead.
Extend your arms fully at the top of the movement.
As you lower the dumbbells back to shoulder level, reverse the wrist rotation so that your palms face your body again.
Keep the movement smooth and controlled, focusing on the shoulder muscles.

Common mistakes

Arching the lower back excessively turns the movement into an incline press and places compressive stress on the lumbar spine.
Twisting the dumbbells abruptly at the bottom or top instead of rotating smoothly strains the rotator cuff and shoulder capsule.
Selecting weights that are too heavy forces momentum and prevents achieving a full stretch at the bottom of the rep.

Tips

Keep your upper and lower back firmly braced against the bench pad with your abdominal muscles engaged.
Coordinate the wrist rotation continuously with the vertical press rather than separating them into two distinct phases.
Stop just shy of a hard elbow lockout overhead to maintain constant tension on the shoulder muscles.

Sets and reps

For hypertrophy and shoulder endurance, program 3 to 4 sets of 8 to 12 repetitions with 90 to 120 seconds of rest. Due to rotator cuff demands, avoid using this movement for heavy low-rep strength work below 6 reps.

Muscles worked

Your coach guides every set

Turn on the coach in Gloox: it asks how you feel, picks the weight from your history and cues technique and rest. Rate each set and the next one is tuned to you.

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Questions

How does the Arnold press differ from a standard dumbbell overhead press?

The starting position with palms facing inward and the subsequent rotation engage the front deltoids through a deeper stretch and larger range of motion. This extra stabilization requirement typically requires using slightly lighter dumbbells than in a standard press.

Is the Arnold press safe if you experience shoulder pain?

The combination of internal rotation and overhead pressing can aggravate existing impingements or rotator cuff irritation. If you feel pain or clicking accompanied by discomfort, stop the exercise and consult a qualified specialist.

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