Lower Arms Exercise · Smith Machine

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Smith Seated Wrist Curl

Wrist curls done against the Smith bar isolate the forearm flexors in a small, controlled range that most other lifts barely touch. It's a targeted accessory for grip strength, usually added at the end of a session once bigger lifts are done. Keep the motion slow and let the wrist do all the work — swinging the forearm defeats the point.

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Category

Lower Arms

Equipment

Smith Machine

Target

Forearms

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Exercise reference published by PlanWorkouts; see our editorial standards.

How to Do the Smith Seated Wrist Curl

1. Sit on a bench in front of a smith machine with your feet flat on the floor.
2. Take an underhand grip on the barbell with your hands shoulder-width apart.
3. Rest your forearms on your thighs, letting your wrists hang off the edge.
4. Slowly curl your wrists upward, bringing the barbell toward your forearms.
5. Hold briefly at the top, then lower the barbell back down under control to the starting position.
6. Execute the desired number of reps with smooth cadence and consistent focus on the forearms.

Technique & Form Tips

Wrist flexion or extension moves the hand relative to the forearm. A palm-up curl uses flexion; a palm-down reverse curl uses extension. Keep the rest of the arm steady and match the grip and setup to the demonstration.

Common Mistakes to Avoid

• Moving the whole arm: Keep the upper arm steady and move at the wrist rather than swinging the elbow or shoulder. Use forearm support when the demonstrated setup calls for it.
• Using the wrong grip: Check whether the demonstration uses palm-up flexion or palm-down extension before starting.
• Forcing the range: Control the weight through a comfortable range without bouncing or letting the dumbbell roll out of your grip.

How to Breathe During This Exercise

Breathe steadily, exhaling as you raise the weight and inhaling as you lower it.

Comfort and Control

Use a light load and a comfortable range. Stop if the movement causes wrist or forearm pain. If discomfort persists, stop and ask a qualified professional about an appropriate exercise and range.

General guidance: Mayo Clinic on weight-training technique. Follow the specific movement steps above for this variation.

Muscles Worked

The Smith Seated Wrist Curl mainly targets your Forearms, with your Biceps helping support the movement, along with your Brachialis.

More Lower Arms Exercises

Band Reverse Wrist Curl Band · Forearms Band Wrist Curl Band · Forearms Barbell Palms Down Wrist Curl Over A Bench Barbell · Forearms Barbell Palms Up Wrist Curl Over A Bench Barbell · Forearms Barbell Revers Wrist Curl V. 2 Barbell · Forearms Barbell Reverse Wrist Curl Barbell · Forearms

More Forearms Exercises

Barbell Standing Back Wrist Curl Barbell · Forearms Barbell Wrist Curl Barbell · Forearms Cable Reverse Wrist Curl Cable · Forearms Cable Standing Back Wrist Curl Cable · Forearms Cable Wrist Curl Cable · Forearms Dumbbell Finger Curls Dumbbell · Forearms

Equipment Alternatives

Don't have smith machine? These target the same forearms with different equipment.

Barbell Standing Back Wrist Curl Barbell · Forearms Cable Reverse Wrist Curl Cable · Forearms Dumbbell One Arm Reverse Wrist Curl Dumbbell · Forearms

FAQ

What muscles does the Smith Seated Wrist Curl work?

The Smith Seated Wrist Curl mainly works your forearms. It also helps strengthen your biceps and brachialis. Using good, smooth form makes sure you work the right muscles and avoid unnecessary strain on your joints.

What equipment do I need for the Smith Seated Wrist Curl?

You do the Smith Seated Wrist Curl with a smith machine. Make sure your equipment is set up safely before starting. If you work out at home or have limited gear, check out our alternative exercises below.

What form mistake should I watch for on the Smith Seated Wrist Curl?

One mistake to watch for is moving the whole arm: Keep the upper arm steady and move at the wrist rather than swinging the elbow or shoulder. Use forearm support when the demonstrated setup calls for it.. Use a comfortable range and a controlled return; reduce the load if you cannot maintain the demonstrated setup.

How many sets and reps should I perform on the Smith Seated Wrist Curl?

To tone and grow muscle, do 3 to 4 sets of 10 to 15 smooth reps with 60 seconds of rest, focusing on a full stretch and squeezing the muscle at the top of each rep.

What's a good alternative to the Smith Seated Wrist Curl?

The Barbell Standing Back Wrist Curl trains your forearms with barbell and a similar movement pattern. Review its form guide before substituting it, since setup and range of motion can differ.