Leg Curl - Fitness Ball

Recommendations: 2-3 Sets, 10-15 Reps

Beginner Hamstrings Glutes Lower Back Calves Strength Fitness Ball Pull Gym

Purpose: This exercise works the hamstrings, plus other muscles in the posterior chain.

Benefits: This exercise is one of the best movements to isolate the hamstrings.

Lie face up on the floor. Place your heels on the fitness ball and your arms out to the side in a diagonal position. Raise your glutes from the floor and keep them off the floor during the entire exercise. This is the starting position. Pull the fitness ball towards you, using your hamstrings. Lift your lower back as your thighs become vertical. Your feet will end up flat on the fitness ball. Exhale during this movement. Slowly return to the starting position. Inhale during this movement. Keep your glutes off the floor until all reps are completed. Repeat for the required number of repetitions.


The Hamstrings are a group of muscles responsible for flexing the knee. Some members of the hamstring group also straighten the hip. Sometimes the term "leg biceps" is used instead of hamstrings but the leg biceps is actually part of the hamstring group.

Step 1

Lie on the floor, heels on a fitness ball, glutes off the floor.

leg-curl-fitness-ball-step-0

Lie face up on the floor. Place your heels on the fitness ball and your arms out to the side in a diagonal position. Raise your glutes from the floor and keep them off the floor during the entire exercise. This is the starting position.

Step 2

With your hamstrings, pull the fitness ball towards you, lifting your lower back.

leg-curl-fitness-ball-step-1

Pull the fitness ball towards you, using your hamstrings. Lift your lower back as your thighs become vertical. Your feet will end up flat on the fitness ball. Exhale during this movement.

Step 3

Slowly return to the starting position.

leg-curl-fitness-ball-step-2

Slowly return to the starting position. Inhale during this movement. Keep your glutes off the floor until all reps are completed. Keep your heels on the fitness ball and your arms out to the side in a diagonal position.