Pec deck: how to do it and what it works

Guided horizontal adduction for the chest on a machine.

Main muscles

Pectoralis major

Equipment

Selectorized machine, Pec deck machine

Image: start and end of the movement.

Pec deck

Guided horizontal adduction on a chest machine.

Form. Adjust the seat and pads to move from the chest without losing posture.

Common mistake. Closing with momentum or pushing the head forward.

Pectoralis major · Selectorized machine, Pec deck machine

The muscles listed are an editorial reference, not a measurement. Adjust the range and the load to what feels comfortable.

In the app every exercise has its full animation: over 600 exercises and over 700 demonstration videos.

Other exercises for the same muscles

Push-upsPectoralis major · Triceps brachii · 14 variations

Bench pressPectoralis major · 10 variations

BurpeeQuadriceps · Pectoralis major · 5 variations

DipsTriceps brachii · Pectoralis major · 3 variations

Dumbbell flyPectoralis major · 2 variations

Close-grip dumbbell bench pressPectoralis major · Triceps brachii · 2 variations