I’ve carefully selected these 12 exercises that help my clients sculpt their waistlines effectively time and time again.

Incorporate them into your fitness routine for a stronger core and a slimmer, more defined waist.

Remember to combine these workouts with a healthy diet and overall fitness regimen for comprehensive waistline slimming and toning.

woman doing ab exercises for a slimmer waist

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Lie on your back with your knees bent and your feet flat on the floor.

Place your hands behind your head, and lift your right shoulder toward your left knee.

Repeat on the other side.

illustration of how to do the russian twist core-strengthening exercise

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Perform 15 to 20 reps on each side.

Sit on the floor with your knees bent, and lean back slightly.

Hold your hands together, and twist your torso to the right, then to the left.

plank hip dip

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Keep your core engaged throughout.

Perform 20 twists on each side.

Start in a plank position on your forearms.

woman doing bicycle crunches

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Rotate your hips to the right, dipping toward the floor.

Return to the center, and repeat on the left side.

Perform 15 to 20 reps on each side.

mountain climbers

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Lie on your back, and lift your legs, forming a 90-degree angle.

Bring your right elbow toward your left knee while extending your right leg.

Repeat on the other side.

side planks

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Perform 20 to 30 reps on each side.

Bring your right knee toward your chest, then switch legs quickly.

Maintain a brisk pace.

illustration of leg lifts

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Perform 30 to 40 reps per leg.

Lie on your side, and prop yourself up on your elbow.

Lift your hips, creating a straight line from your head to your heels.

hula hooping

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Hold for 30 seconds to one minute.

Switch sides, and repeat.

Lie on your back with arms extended to the sides.

dumbbell wood chopper exercise illustration

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Lift your legs toward the ceiling.

Lower your legs to the right, then to the left in a controlled motion.

Perform 15 to 20 reps on each side.

reverse crunches

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Stand with your feet hip-width apart and your hands behind your head.

Lift your right knee toward your right elbow, crunching the side.

Repeat on the left side.

Perform 20 to 30 reps on each side.

Lie on your back with your legs straight.

Lift your legs toward the ceiling, then lower them without touching the floor.

Keep your lower back pressed into the ground.

Stand with your feet shoulder-width apart, and spin the hula hoop around your waist.

Keep your core engaged, and give a shot to maintain a continuous motion.

Hoop for 10 to 15 minutes for an effective workout.

Stand with your feet shoulder-width apart, and hold a weight or medicine ball with both hands.

Rotate your torso, and bring the weight down toward your right foot.

Return to the starting position, and repeat on the left side.

Perform 15 to 20 reps on each side.

Lie on your back with your hands by your sides.

Lift your legs toward the ceiling, then curl your hips off the floor.

Lower your legs back down without letting them touch the ground.

Perform 15 to 20 reps.