Bending the arm with the support on the knee

How to perform a knee curl?

The movement is performed by:

• the biceps

Starting position:

Sit on the exercise ball and place your feet wide apart. Hold the dumbbell with an underhand grip. Your elbow rests on your knee, slightly bent.

Movement: Bend your elbow, raising the dumbbell to your shoulder. Slowly return to the starting position. Repeat and repeat with the other arm.

Tips: Avoid hyperextending your elbows.

You will need dumbbells for this exercise.