Library
Intermediate
hypertrophy

Arnold Press

Rotating dumbbell press that hits all three deltoid heads through a full arc.

Muscles targeted

White = primary movers · gray = assisting muscles

Front

Back

Shouldersprimary
100%
Armssecondary
45%
ShouldersArms

Form guide

Position-by-position cues — train the pattern before you load it.

01

Position 1

Start with dumbbells at shoulders, palms facing you.

02

Position 2

Press up while rotating palms forward.

03

Position 3

Reverse on the way down.

Coach cues

  • · Use moderate load — rotation needs control.
  • · Don’t flair ribs.