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6 Bodyweight Moves That Sculpt Abs Without a Single Crunch

These no-crunch ab exercises fire up your core with zero equipment needed.

Let's be honest, crunches get old fast. Not only are they repetitive, but they also miss the mark when it comes to building real core strength. If you want abs that look good and support your spine effectively, you need to train smarter. I've helped clients ditch the crunches and still get strong, defined abs using just their bodyweight.

Your core is more than your six-pack. It's your power center. It stabilizes every movement you make and controls your posture and balance. That means the best ab exercises aren't just about flexing forward, they challenge your body from multiple angles while staying upright and mobile.

These six bodyweight moves activate your entire core without a single crunch. They build strength, coordination, and endurance, and they'll leave your abs burning in the best way. No equipment. No floor work. Just you, your body, and six highly effective exercises that fit into any routine.

Hollow Body Hold

Hollow body hold exercise to strengthen core muscles, stability, and improve full-body control
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The hollow body hold, used by gymnasts and strength athletes, builds rock-solid midline stability and deep abdominal strength. You're not just holding a shape, you're fighting gravity with your entire body. Hollow body holds teach total body tension and core control like nothing else.

How to do it:

  1. Lie on your back with arms extended overhead and legs straight.
  2. Lift your shoulders and legs off the floor a few inches while pressing your lower back into the ground.
  3. Keep your arms by your ears and legs together without bending your knees.
  4. Hold for 20–30 seconds, focusing on keeping everything tight and controlled.

Plank Shoulder Taps

Asian male doing exercise at home to stay healthy on new normal lifestyle, indoor home workout concept, shoulder tap push ups plank position
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This variation of the plank challenges your core to resist rotation while forcing your stabilizers to kick in. It builds shoulder stability and core control at the same time. The slower you go, the more your abs have to work. Plus, it trains anti-rotation, which is key for real-world strength and injury prevention.

How to do it:

  1. Get into a high plank with your hands under your shoulders and feet hip-width apart.
  2. Tap your right shoulder with your left hand while keeping your hips as still as possible.
  3. Return your hand and repeat on the other side.
  4. Do 20 total taps (10 per side), moving slow and controlled.

Wall Sit with Overhead Reach

Wall sit
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Wall sits with overhead reaches light up your entire core while also challenging your legs and shoulders. The wall sit builds static strength and stability through your lower body, and the overhead reach activates your deep core and spinal stabilizers. You'll train focus, posture, and muscular endurance in one simple but tough position.

How to do it:

  1. Stand with your back flat against a wall and slide down until your knees are at a 90-degree angle.
  2. Extend your arms straight up overhead and keep your lower back against the wall.
  3. Reach up actively while keeping your abs engaged and ribs pulled down.
  4. Hold for 30–45 seconds.

Plank to Pike

Strong brutal tattoed and ripped male athlete shows how to do pike push-ups, isolated on white spacious room, top position, plank to pike
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The plank to pike challenges your abs, shoulders, and hip flexors with every rep. Transitioning from a plank to a pike builds total-body control and lengthens the posterior chain. It's an effective way to train core compression and shoulder mobility in one smooth, fluid motion.

How to do it:

  1. Start in a high plank with your shoulders over your wrists.
  2. Engage your core and lift your hips toward the ceiling into a pike position.
  3. Pause briefly at the top, then return to plank with control.
  4. Do 10–12 slow, controlled reps.

Side Plank with Reach-Through

woman doing side planks, concept of exercises for a leaner body in your 40s
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This side plank variation attacks your obliques, shoulders, and deep core stabilizers. It also teaches rotational control and strengthens the muscles that support your spine. The reach-through adds intensity and increases time under tension. You'll build both strength and control where it matters most.

How to do it:

  1. Start in a side plank on your right forearm, feet stacked.
  2. Extend your left arm toward the ceiling.
  3. Reach your left arm under your body in a twisting motion, then return to start.
  4. Do 10–12 reps per side, keeping your hips lifted the entire time.

Cross-Body Mountain Climbers

fit woman doing mountain climbers on mat, part of 10-minute indoor cardio workout
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Cross-body mountain climbers torch calories while tightening your waistline. Bringing the knee across your body forces your obliques and deep core muscles to work hard. It's fast-paced, effective, and perfect for finishing a workout with a serious burn. Plus, it challenges your coordination and endurance.

How to do it:

  1. Start in a high plank position with hands under your shoulders.
  2. Drive your right knee toward your left elbow, then switch sides.
  3. Continue alternating quickly, keeping your hips low and core tight.
  4. Go for 30–45 seconds with steady, controlled speed.

 

Tyler Read, BSc, CPT
Tyler Read is a personal trainer and has been involved in health and fitness for the past 15 years. Read more about Tyler
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