1. Sit on the machine and place the ball of one foot on the lower edge of the platform, with your heel hanging off. 2. Keep that leg nearly straight, but avoid locking your knee. 3. Press through the ball of your foot to raise your heel as high as possible. 4. Slowly lower your heel back down below the platform level. 5. Complete the set and alternate sides.

1. Sit on the machine and place your feet wide apart on the platform. 2. Adjust the seat so that your knees are bent at 90°. 3. Press through your heels to push the platform away, extending your legs without fully locking them. 4. Slowly lower the platform back down by bending your knees.

1. Sit on the machine and place the balls of your feet on the lower edge of the platform, with your heels hanging off. 2. Keep your legs nearly straight, but avoid locking your knees. 3. Press through the balls of your feet to raise your heels as high as possible. 4. Slowly lower your heels back down below the level of the platform.

1. Sit on the machine and place your feet close together on the platform. 2. Adjust the seat so that your knees are bent at 90°. 3. Press through your heels to push the platform away, extending your legs without fully locking them. 4. Slowly lower the platform back down by bending your knees.

1. Sit on the machine and place your feet shoulder-width apart on the platform. 2. Adjust the seat so that your knees are bent at 90°. 3. Press through your heels to push the platform away, extending your legs without fully locking them. 4. Slowly lower the platform back down by bending your knees.

1. Sit on the machine and position one foot on the platform. 2. Adjust the seat so that knee is bent at 90°. 3. Press through your heel to extend your leg, pushing the platform away. 4. Slowly bend your knee to lower the platform back down. 5. Complete the set and alternate sides.