
3/4 sit-up
AbdominauxPoids du corps

Étape 1: Start by lying face down on a stability ball with your feet shoulder-width apart and your toes touching the ground.
Étape 2: Place your hands behind your head or cross them over your chest.
Étape 3: Engage your core muscles and slowly lift your upper body off the ball, keeping your back straight.
Étape 4: Rotate your torso to one side, bringing your shoulder towards your hip. Keep your hips and legs stable throughout the movement.
Étape 5: Pause for a moment, then return to the starting position.
Étape 6: Repeat the rotation to the other side.
Étape 7: Continue alternating sides for the desired number of repetitions.