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Dumbbell Rotation Reverse Fly

A reverse fly that adds external rotation on the way up, finishing thumbs-up to combine rear delt work with rotator cuff activation.

ShouldersDumbbellHorizontal abduction
GoLightWeight mediadumbbell-rotation-reverse-fly

Demonstration coming soon

Primary

Rear deltoids

Secondary

InfraspinatusTeres minorRhomboidsMiddle trapezius

Equipment

Dumbbell

Pattern

Horizontal abduction

Setup

  1. 01Hold light dumbbells and hinge at the hips until the torso is near parallel with the floor.
  2. 02Let the arms hang under the chest with palms facing back.
  3. 03Set a flat back and a slight bend in the elbows.
  4. 04Brace the trunk before the first rep.

Execution

  1. 01Sweep the dumbbells out to the sides as in a reverse fly.
  2. 02Rotate the arms outward as they rise so the thumbs turn toward the ceiling.
  3. 03Finish with arms level with the torso and thumbs pointing up.
  4. 04Reverse the rotation on the way down, returning palms to face back.

Checkpoints

  • -The rotation happens gradually through the arc, not as a flick at the top.
  • -Thumbs clearly point up at the finish position.
  • -The torso stays hinged and still.
  • -The weights stay light enough to control both the lift and the rotation.

Common mistakes

  • -Skipping the rotation once fatigue sets in.
  • -Rotating only the wrists instead of the whole arm from the shoulder.
  • -Using momentum from the hips to start each rep.
  • -Loading it like a standard reverse fly; the rotation demands less weight.

Programming notes

  • -Use 2 to 3 sets of 12 to 15 reps with very light dumbbells.
  • -It works well in warm-ups before heavy pressing or as shoulder-health accessory volume.
  • -Progress by slowing the tempo rather than adding weight.

Related exercises

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