Lower Arms Exercise · Dumbbell

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Dumbbell One Arm Reverse Wrist Curl

Also known as: Db One Arm Reverse Wrist Curl, Dumbell One Arm Reverse Wrist Curl

Category

Lower Arms

Equipment

Dumbbell

Target

Forearms

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Biomechanical cues verified by the PlanWorkouts Science Review Board under CSCS editorial oversight; see our editorial standards.

The reverse wrist curl trains wrist extension — lifting the back of the hand upward — the opposite motion of a standard wrist curl and a muscle group that's easy to neglect entirely. Wrist extensor weakness is a common contributor to elbow issues like tennis elbow, so this is often more about joint health than visible size. Light weight and high reps are the norm here; the forearm extensors don't need much load to feel it.

How to Do the Dumbbell One Arm Reverse Wrist Curl

1. Sit on a bench or chair with your feet planted on the floor.
2. Hold a dumbbell in one hand with an overhand grip, palm facing down.
3. Rest your forearm on your thigh, letting your wrist hang off the edge.
4. Lower the dumbbell toward the floor under control by flexing your wrist.
5. Hold briefly at the bottom, then curl your wrist back up toward your body.
6. Continue for the target number of reps, then switch arms.

Biomechanical & Joint Load Cues

Single-joint elbow flexion isolated in the sagittal plane. Focuses mechanical load on biceps brachii (long and short heads) and brachialis with minimal torso swinging.

Common Mechanical Mistakes & Form Errors to Avoid

• Swinging Hips & Lower Back: Using momentum from the hips to swing the weight upward eliminates the initial concentric overload on the biceps.
• Drifting Elbows Forward: Allowing elbows to travel forward past the ribs recruits the anterior deltoids and takes tension off the biceps apex.
• Dropping the Eccentric Phase: Letting the weight fall quickly without resistance wastes 50% of the muscle-building stimulus from eccentric microtrauma.

Proper Breathing Patterns & Core Engagement

Inhale on controlled lowering (2-3s eccentric); exhale on elbow contraction to peak tension.

Injury Modification & Joint Safety

Lifters with distal biceps tendinopathy or golfer's elbow (medial epicondylitis) should use neutral-grip hammer curls or EZ-bars to reduce wrist pronation torque. If joint irritation persists, immediately stop and substitute this movement with another exercise from the Lower Arms exercises category.

Muscles Worked

The Dumbbell One Arm Reverse Wrist Curl primarily targets the Forearms, with Wrist Extensors as the primary synergist muscle group.

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 Barbell Wrist Curl V. 2 Barbell · Forearms Cable Reverse Wrist Curl Cable · Forearms Cable Standing Back Wrist Curl Cable · Forearms Cable Wrist Curl Cable · Forearms

Equipment Alternatives

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

Modified Push Up To Lower Arms Body Weight · Forearms Barbell Standing Back Wrist Curl Barbell · Forearms Cable Reverse Wrist Curl Cable · Forearms Kettlebell Alternating Hang Clean Kettlebell · Forearms

FAQ

What muscles does the Dumbbell One Arm Reverse Wrist Curl work?

The Dumbbell One Arm Reverse Wrist Curl primarily targets the forearms as the primary agonist. The wrist extensors acts as the primary supporting muscle group during force transmission. Maintaining strict biomechanical alignment ensures maximal tension remains focused on the intended muscle fibers rather than shifting to surrounding stabilizer joints.

What equipment do I need for the Dumbbell One Arm Reverse Wrist Curl?

The Dumbbell One Arm Reverse Wrist Curl is performed using a dumbbell. Ensure all equipment is securely positioned with collars or safety pins locked before loading working sets. If you train in a home gym or minimal setup, explore our equipment-free and resistance band alternatives below.

What is the most common form mistake on the Dumbbell One Arm Reverse Wrist Curl?

The most frequent error is swinging hips & lower back: Using momentum from the hips to swing the weight upward eliminates the initial concentric overload on the biceps.. Controlling the 2 to 3-second eccentric lowering phase ensures maximal hypertrophic stimulus while shielding connective tissue.

How many sets and reps should I perform on the Dumbbell One Arm Reverse Wrist Curl?

For muscle growth and density, execute 3 to 4 working sets of 10 to 15 controlled repetitions with 60 seconds rest, emphasizing a deep stretch and deliberate peak contraction on every rep.

What's a good alternative to the Dumbbell One Arm Reverse Wrist Curl?

If you don't have access to a dumbbell, the Modified Push Up To Lower Arms targets the same forearms using body weight instead. This alternative replicates the same joint angle and movement plane while allowing you to train effectively with different available gear. You can also substitute it seamlessly in our free Workout Plan Builder.