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Last updated February 2, 2026
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chest
Side Chest Press - One Arm (Machine)
Sit sideways in the chest press machine. Push the handle across your body with one arm. Focus on the inner chest squeeze.
Quick facts
- Difficulty
- Moderate
- Mechanic
- Compound
- Force
- Push
- Type
- Strength
- Injury Risk
- Low
- Hypertrophy
- Very High
- Calorie Burn
- Medium
Muscle focus
Primary and secondary muscle groups targeted by this movement.
Primary
chest
Secondary
side abs / obliques
Equipment & setup
What you need and how to position yourself before starting.
Equipment
weight machines / selectorized
Movement pattern
Unilateral
Posture
Seated
Tracking parameters
repsweight
Step-by-step instructions
Follow these cues to master proper technique and stay safe through every rep.
- Step 1Setup
- Adjust the seat height of the machine so that the handle is at chest level when seated.
- Sit down on the machine with your back against the pad and feet flat on the floor.
- Step 2Select Weight
- Choose an appropriate weight that allows you to perform the exercise with good form.
- Make sure the weight is securely loaded onto the machine.
- Step 3Grip the Handle
- Reach for the handle with one hand, using a neutral grip (palms facing each other).
- Ensure your wrist is straight and aligned with your forearm.
- Step 4Position Your Body
- Sit up straight with your back pressed against the pad and engage your core.
- Keep your other arm resting comfortably on your thigh or the machine.
- Step 5Press the Handle
- Push the handle away from your chest by extending your arm, keeping your elbow slightly bent at the top.
- Focus on using your chest and shoulder muscles to perform the movement.
- Step 6Return to Start
- Slowly bring the handle back towards your chest, maintaining control throughout the movement.
- Do not let the weight stack touch down completely; keep tension in your muscles.
- Step 7Repeat
- Perform the desired number of repetitions, ensuring good form with each press.
- Keep your movements steady and controlled.
- Step 8Finish the Exercise
- After completing your reps, carefully lower the handle back to the starting position.
- Stand up from the machine and ensure you are clear of the equipment before leaving.