Dumbbell radial deviation
Forearms · dumbbells. Thumb up, gently tilt your hand toward your forearm without moving your elbow.

Main muscle: Forearms
Also works: almost all the work falls on the main muscle
Equipment: dumbbells
Typical: 2–4 sets of 12–20.
How to do it
- Thumb up, gently tilt your hand toward your forearm without moving your elbow.
- Arm at your side or forearm supported; hold the dumbbell by one end.
- Short, slow range: lift the heavy end and lower with control.
Common mistakes
- Bending your elbow to help.
- Using too much weight.
- Bending or extending your wrist instead of tilting it toward your thumb.
Log it in one message
Type or say: “Did 3x10 hammer wrist with 45 lb.”
Fituba logs the weights session and its points; in Train you can add sets, reps and load to compare your strength progress. Sample wording, not a prescription.FAQ
What muscles does the dumbbell radial deviation work?
Main: forearms. It's an isolation exercise: almost all the work falls on that muscle.
How many sets and reps of hammer wrist?
Typical: 2–4 sets of 12–20. Adjust the load so you finish every set with good form; the load is per dumbbell.
How do I log hammer wrist in Fituba?
Type “Did 3x10 hammer wrist with 45 lb” and Fituba logs your weights session with its sets, reps and load.
Sources and limits
Original Fituba copy based on standard technique guides (StrengthLog · Forearms). General education: the demo and these notes don't assess your form, mobility or the right load for you; for individual coaching, see a trainer.
More forearms exercises
Fituba documentation · Who's behind it and editorial method ·