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Exercise Library/Forearms/Dumbbell/Radial Deviation
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Radial Deviation

DumbbellStrength

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Radial Deviation is a forearm and wrist exercise performed by holding a light dumbbell and tilting the wrist upward toward the thumb side against the dumbbell's resistance. Its primary purpose is to build forearm and wrist extensor strength, improve wrist stability, and enhance grip endurance for activities like weightlifting or racket sports. It mainly targets the forearms, making it ideal for athletes, climbers, or anyone prone to wrist imbalances seeking better joint resilience. It requires a light dumbbell.

How to Perform Radial Deviation

  1. 1Select a light dumbbell and sit or stand with your forearm resting on a bench or your thigh, wrist and hand hanging just off the edge, palm facing sideways (thumb up).
  2. 2Grip the dumbbell with your working hand, letting it hang naturally so your wrist starts in a neutral or slightly dropped position toward your pinky side.
  3. 3Keep your forearm still and pressed against the support throughout the movement.
  4. 4Exhale as you tilt your wrist upward, lifting the dumbbell toward your thumb side (radial deviation) as far as comfortable.
  5. 5Hold the top position briefly, feeling the contraction in your forearm.
  6. 6Inhale as you slowly lower the dumbbell back down to the starting position, controlling the descent.
  7. 7Repeat for 10-15 reps per set, then switch arms.
  8. 8Key form tips: Keep your forearm braced against the bench or thigh and move only at the wrist—avoid swinging or using your shoulder. Common mistakes: Using a dumbbell too heavy to control, letting the forearm lift off the support, or rushing the eccentric (lowering) portion.

Muscles Worked

Front

Back

Primary
Secondary
Primary
Forearms

Equipment Required

Dumbbell

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Quick answers

What muscles does Radial Deviation work?
Radial Deviation primarily targets the Forearms.
What equipment do I need for Radial Deviation?
Radial Deviation requires Dumbbell. Make sure to select an appropriate weight for your fitness level.
How do I perform Radial Deviation correctly?
Radial Deviation is performed in 8 steps. Start by: Select a light dumbbell and sit or stand with your forearm resting on a bench or your thigh, wrist and hand hanging just off the edge, palm facing sideways (thumb up). See the full step-by-step instructions above for complete form guidance.
What type of exercise is Radial Deviation?
Radial Deviation is a strength training exercise designed to build muscle and increase force production. It primarily works the Forearms.

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