Arnold press: how to perform it.
The Arnold press is the shoulder press with Schwarzenegger's signature twist: you start with palms facing you and rotate the dumbbells during the push, finishing with palms facing forward. That rotation extends the range and tracks the front delt through its whole arc: more time under tension, more work, same bench.
Starting position
- Seated with a high backrest (the standing version is for advanced lifters): bring the dumbbells to your shoulders using a knee kick-up.
- Starting position: dumbbells in front of your shoulders, palms facing YOU, elbows in front of your torso.
- Core braced, back against the pad, feet planted.
Proper form
- Push upward and, as you rise, rotate the dumbbells, opening your elbows outward.
- Halfway up the palms face each other; at the top they face forward, arms extended.
- Hold for an instant at the top without sinking your neck into your shoulders.
- Lower back down retracing the rotation in reverse, over 2-3 seconds.
- Finish with palms facing you again, dumbbells in front of your shoulders: that's where the Arnold's range begins.
When to inhale, when to exhale
Exhale during the push-rotation, inhale on the way down. The rotation demands a slower pace than the classic press: go with it.
Mistakes to avoid
Rotating the dumbbells while stationary and THEN pushing is just a regular press with a flourish. The rotation happens DURING the ascent, smooth from the first degree to the last: that's the whole point of the exercise.
The rotation and the extra range come at a cost: the Arnold moves lighter than the classic press. Forcing the load breaks the fluidity and irritates the shoulder.
The magic of the Arnold lies exactly in that low starting position with palms facing you: stopping halfway down reduces it to half a press. Return to the full starting position every rep.
DAWT tip. The Arnold press performs best as the SECOND press of your shoulder session, for 10-15 smooth reps, once the military press or heavy shoulder press have already done the strength work: that's where its time under tension becomes pure growth stimulus.
Variations and alternatives
Quick answers
Is the Arnold press better than the regular shoulder press?
Not better: different. The rotation adds range and time under tension (great for hypertrophy), while the classic press allows heavier loading (great for strength). The perfect combo is using both with different roles.
Does the Arnold press hurt your shoulders?
In a healthy shoulder, performed with honest loads and a smooth rotation, no: in fact many find it more comfortable than the barbell version. If it bothers you, shorten the range by starting a bit higher and check your load.
Related exercises
How much should you load on this exercise?
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