What muscles do cross-body crunches target?

Cross-body crunches primarily work your abs and obliques, helping to define and strengthen your core. They also engage the upper abs as secondary muscles, making them a great choice for overall abdominal development.

Do I need any equipment to perform cross-body crunches?

No equipment is required for cross-body crunches, as they are a bodyweight exercise. You can do them on the floor with a yoga mat for comfort, making them ideal for home workouts.

Are cross-body crunches suitable for beginners?

Yes, cross-body crunches are beginner-friendly as long as you maintain proper form. Start slowly, focus on controlled movements, and keep your lower back pressed to the floor to avoid strain.

What are common mistakes to avoid when doing cross-body crunches?

A common mistake is pulling on your neck instead of engaging your core, which can cause discomfort. Another error is lifting your lower back off the floor keep it pressed down for proper muscle engagement and safety.

How many sets and reps should I do for cross-body crunches?

For general fitness, aim for 2–3 sets of 12–20 reps per side. Adjust intensity by slowing down the movement or adding extra reps as your core strength improves.

What are the benefits of cross-body crunches?

Cross-body crunches improve core stability, strengthen your obliques, and enhance rotational strength. Regular practice can also help with posture and reduce the risk of lower back pain.

Are there any variations or modifications for cross-body crunches?

You can make them easier by reducing the range of motion or keeping your feet on the floor. For a challenge, try extending your legs or holding a light weight behind your head to increase resistance.

Cross-Body Crunch

Target Muscles

Primary:

Abs

Obliques

Secondary:

Upper Abs

Equipment Required

Bodyweight

Exercise Type

Reps Only

How To Do

Lie on your back with knees bent and hands behind your head. Lift your head and shoulders, rotating your torso to bring your right elbow toward your left knee, then lower back down and repeat on the other side. Keep your lower back pressed into the floor throughout the movement.

Step-by-Step Instructions

Lie face up with your knees bent and feet flat on the floor.
Place your hands lightly behind your head, or crossed over your chest.
Engage your abdominal muscles to lift your head and shoulders off the floor.
As you curl up, rotate your torso so that your right elbow moves towards your left knee.
Lower back down to the starting position, and repeat the movement on the other side, bringing your left elbow towards your right knee.
Continue alternating sides for the desired number of repetitions.

Explore more abs exercises or bodyweight exercises in our exercise library.

Alternative Exercises

Bridge - Mountain Climber (Cross-Body)

Abs

Obliques

Bodyweight

Jack Plank

Abs

Obliques

Bodyweight

Kettlebell Figure 8

Obliques

Abs

Kettlebell

Dumbbell Side Bend

Obliques

Dumbbell

Frequently Asked Questions

What muscles do cross-body crunches target?: Cross-body crunches primarily work your abs and obliques, helping to define and strengthen your core. They also engage the upper abs as secondary muscles, making them a great choice for overall abdominal development.
Do I need any equipment to perform cross-body crunches?: No equipment is required for cross-body crunches, as they are a bodyweight exercise. You can do them on the floor with a yoga mat for comfort, making them ideal for home workouts.
Are cross-body crunches suitable for beginners?: Yes, cross-body crunches are beginner-friendly as long as you maintain proper form. Start slowly, focus on controlled movements, and keep your lower back pressed to the floor to avoid strain.
What are common mistakes to avoid when doing cross-body crunches?: A common mistake is pulling on your neck instead of engaging your core, which can cause discomfort. Another error is lifting your lower back off the floor keep it pressed down for proper muscle engagement and safety.
How many sets and reps should I do for cross-body crunches?: For general fitness, aim for 2–3 sets of 12–20 reps per side. Adjust intensity by slowing down the movement or adding extra reps as your core strength improves.
What are the benefits of cross-body crunches?: Cross-body crunches improve core stability, strengthen your obliques, and enhance rotational strength. Regular practice can also help with posture and reduce the risk of lower back pain.
Are there any variations or modifications for cross-body crunches?: You can make them easier by reducing the range of motion or keeping your feet on the floor. For a challenge, try extending your legs or holding a light weight behind your head to increase resistance.