Exercise technique

dumbbell one arm concentration curl (on stability ball)

The dumbbell one arm concentration curl (on stability ball) is an isolation exercise targeting the biceps, performed while seated on a stability ball to increase core engagement and balance requirements.

How do you perform this exercise?

  1. Sit on a stability ball with your feet flat on the ground and your knees bent at a 90-degree angle.
  2. Hold a dumbbell in one hand with your palm facing up and your arm extended down towards the floor.
  3. Rest your elbow on the inside of your thigh, just above the knee.
  4. Keeping your upper arm stationary, exhale and curl the dumbbell up towards your shoulder while contracting your biceps.
  5. Pause for a moment at the top of the movement, then inhale and slowly lower the dumbbell back down to the starting position.
  6. Repeat for the desired number of repetitions, then switch arms and repeat.

Which other muscles are involved?

Forearms.

How do you log your sets?

How do you track progressive overload?

Source: ExerciseDB catalogue and demonstration. Related movements are options to compare, not equivalent loads or a prescribed progression.

Alternatives to explore

STARK is a strength training tracker for iPhone and Apple Watch. Log sets, repetitions and weights, then follow your progress. Core features are free. Explore STARK’s features