Easy methods to Do the Crunch (The Proper Means) for Stronger Abs


Some folks love them whereas others completely hate them. Crunches could also be one of the vital contentious ab workout routines on the market. The warning about crunches is comprehensible — when you solely deal with this transfer, you’re listening to your “six pack muscle tissues” and danger neglecting to prepare your core from all angles.

A person wearing a white bra and workout shorts performs a crunch in a yoga studio.
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It’s true that crunches alone don’t make an entire core exercise routine. However when you mix them with different core strengthening strikes — workout routines that incorporate rotation, anti-rotation, and extension, for instance — the oft-maligned crunch generally is a useful ally in your seek for a robust set of abs. Right here’s find out how to do the crunch correctly, and why it is best to.

Easy methods to Do the Crunch

The haters are proper about one factor — when you do the crunch flawed, it may possibly yield fairly counterproductive outcomes. So when you’re going to do it, do it proper.

Step 1 — Set Up

A person wearing a white t-shirt prepares to perform a crunch with their hands behind their ears.
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Lie on your again. Bend your knees and plant your toes hip-width aside. Place your fingertips simply above your ears together with your elbows splayed vast, pulling them again towards the bottom. Alternatively, cross your arms over your chest.

Coach’s Tip: Press your fingertips gently onto the edges of your head relatively than gripping behind your neck or ears. This can cut back the temptation to drag your neck ahead together with your arms.

Step 2 — Exhale and Crunch

A person wearing a long-sleeved grey shirt and bright green shorts peforms a crunch on turf in a gym.
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Calm down your shoulders. Tuck your chin very barely towards your chest. On an inhale, draw your abs down and again with out transferring. Exhale and use your abs to information your head, neck, and shoulder blades simply off the bottom.

Coach’s Tip: Ensure your motion is coming out of your core relatively than pulling upward from your arms or neck.

Step 3 — Inhale and Launch

A person wearing a grey workout outfit performs a crunch against a black background.
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As soon as your shoulder blades have left the bottom, give your abs a ultimate squeeze. Inhale and slowly decrease again to the bottom.

Coach’s Tip: To assist improve your core engagement, floor your heels laborious into the bottom all through every rep.

Crunch Units and Reps

Relying in your targets, you’ll need to modify your set and rep scheme accordingly. Particularly if you’re a newbie or are new to core-specific coaching, don’t underestimate the worth of crunches as a core muscle-builder.

  • For Core Activation: To extend your mind-muscle connection together with your abs, carry out two to a few units of 12 to fifteen very gradual, deliberate reps. 
  • For Muscle: Do three to 5 units of 15 to twenty reps. If wanted, progress the crunch by holding a weight plate at your chest — so long as your type stays excellent.
  • For Endurance: When you’re capable of carry out a minimum of 20 reps per set with excellent type, goal for 4 to 5 units of 25 to 35 clear reps every.

By rising the flexibility to deliberately activate your abs — and constructing energy and endurance — you’ll be serving to enhance your skill to face up to stress below a loaded barbell.

Widespread Crunch Errors

A lot of the extreme criticisms of crunches comes from lifters’ tendency to carry out them incorrectly. However when you carry out them with out rookie errors, they are often an efficient addition to a well-rounded core routine.

Straining Your Neck

Once you set as much as carry out crunches, barely tuck your chin towards your chest. Keep that place constantly, being cautious to not convey your chin additional right down to your chest all through the transfer.

A shirtless person strains their neck as they perform a sit-up.
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Should you are inclined to yank your torso up and lead together with your arms when your palms are by your ears, cross them over your chest as an alternative. Think about your abs main your chest and shoulders, which in flip lead your chin and neck, as an alternative of the opposite manner round.

Crunching With Your Shoulders

The cousin of straining your neck is crunching your shoulders as an alternative of your abs. Your shoulders ought to keep relaxed all through your reps. As an alternative of letting your shoulders curl ahead, hold them in the identical place the entire time.

Solely your abs needs to be curling ahead. Your shoulders, neck, and head are simply alongside for the journey.

Sitting Up Too Far

Crunches and sit-ups might have related set-ups, however they’re not the identical beast. Once you’re aiming to do crunches, you’re deliberately preserving your vary of movement small. Don’t give into the temptation to show crunches into a complete completely different train.

Crunches permit you to give your abs that additional squeeze on the prime of their rigidity — the second your shoulder blades depart the bottom — after which reset for the subsequent rep. Press your decrease again into the bottom to assist hold you related to your core all through the transfer.

Crunch Variations

As useful as crunches will be for creating stronger abs, they will admittedly get a bit bit redundant. Check out these variations to kick some spice into your ab coaching.

Butterfly Crunch

This crunch variation will problem you to maintain your heels pressed collectively — as an alternative of on the bottom — all through your motion. You’ll get a stretch by way of your interior thighs, so you possibly can prepare for hip mobility and core energy abruptly.

The butterfly crunch can even make it easier to visualize your core otherwise. You gained’t be capable of by chance use your hip flexors to help your abs right here. So grind your glutes and the edges of your toes down into the bottom, and crunch it up.

Reverse Crunches

Typically, workout routines are precisely what they sound like. That’s the case with reverse crunches. You’ll hold your shoulder blades on the bottom and carry out the dynamic crunch with your legs as an alternative.

Transfer with gradual management as an alternative of speeding by way of these. Should you want an additional problem, lengthen your legs barely and transfer slower to ensure you’re taking advantage of this train.

Bicycle Crunches

This one is like driving a motorcycle — form of. You’ll be mendacity in your again, the identical as you do with crunches. Besides as an alternative of preserving your legs both static or transferring on the identical time, they’ll be transferring as if you had been pedaling a bicycle.

You’ll carry out crunches with these, too, alternating between touching your left elbow to the surface of your proper knee and vice versa. Be additional cautious to not crank your neck, and keep away from the temptation to hurry.

Chicken Canine Crunch

This model of crunches gained’t be carried out on your again. As an alternative, you’ll be in a quadruped place, including a crunch below your physique to the top of your chicken canine.

It’s okay when you don’t have room below your physique to the touch your elbow to your knee. Squeeze your proper shoulder towards your left hip (and vice versa) with intention to set off the same muscle stimulus.

Straight Leg Crunch

Right here, you’ll carry out a crunch together with your legs prolonged straight out. For many who have bother bringing their legs to full extension, it’s okay to maintain a slight bend in your knees. You possibly can goal to step by step straighten your legs an increasing number of over time.

No matter how straight your legs are, the concept right here is to crunch up with the bottoms of your thighs, calves, and heels pressed down into the ground. This may help have interaction your core extra actively.


The V-up would possibly technically not be a crunch, but it surely’s the same sufficient sibling of the straight leg crunch to be included right here. You’ll begin together with your arms above your head — or by your sides if your shoulders are finicky — and your legs straight.

Then, you’ll carry your limbs up till they type a V form, together with your palms and toes approaching one another above your torso. Intention to maintain your decrease again pressed into the bottom to assist ensure that the motion is coming out of your abs.

Crunch Options

Don’t need to do the crunch in any respect? Or possibly it doesn’t agree together with your decrease again. Both manner, you possibly can strive these non-crunch ab train options.

Lifeless Bug

The useless bug can be a transfer that has you mendacity in your again, but it surely seems to be a complete lot completely different than the crunch. If something, it seems to be like an the other way up chicken canine.

You possibly can progress the useless bug with weight — for instance, by way of the kettlebell useless bug pullover. However even by itself, the useless bug builds a number of coordination and unilateral stability and energy.

Flutter Kick

For flutter kicks, suppose bicycle crunches, however with straight legs. You additionally will probably be preserving your higher physique grounded — or lifted very barely off the bottom in an isometric maintain.

Be sure you’re not speeding by way of your flutter kicks. Doing so will break the stress in your core and counteract the potential strength-building impacts of the transfer.

Ab Rollout

Ab rollouts are a basic for a cause. They construct an incredible quantity of stability, coordination, and full-body energy — to not point out a rock-solid core.

Maintain a pad below your knees in order that knee discomfort doesn’t get in the way in which of bringing your rollouts to most depth. As you progress, see when you can carry out these from a standing place.

Muscular tissues Labored by the Crunch

Ask a hater, they usually’ll let you know that along with potential type errors, the crunch solely works one a part of your core. That’s true — it actually solely focuses on the rectus abdominis. However that’s not essentially a cause to solid out the train.

Rectus Abdominis

The rectus abdominis is probably the most simply seen a part of your abs — it’s what you’re interested by when (and if) you dream about six-pack abs. The crunch primarily — and fairly solely — targets this core muscle.

Advantages of the Crunch

The crunch will not be the solely core train you need in your routine, however there are nonetheless loads of causes to incorporate it.

Goal the Rectus Abdominis

The truth that the crunch targets your “six-pack muscle” is exactly why lots of people choose to carry out them. By constructing muscle mass across the entrance a part of your abs, you’ll be bettering the chance that they will develop into seen, if that’s what you’re in search of.

A muscular person wearing a sports bra and beanie stands in the gym with their hands on their hips.
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Even when you don’t have an aesthetics-related aim, strengthening all elements of your abs is a crucial a part of with the ability to maintain a stable core brace throughout heavy lifting. Integrating crunches right into a holistic method to core coaching may help you develop the robust core you have to help these massive lifts.

No Gear Required

This one’s pretty self-explanatory. You don’t want any tools to construct stronger abs. That makes crunches a very helpful addition to journey exercises and even early-morning exercises once you’re simply making an attempt to get your day began.

Teaches Thoughts-Muscle Connection

Should you’re going to do crunches appropriately, you have to deal with contracting your abs. This focus will make it easier to apply growing a stronger mind-muscle connection. The stronger your skill to consciously activate your abs, the higher in a position you’ll be capable of do that below the extreme a great deal of a barbell.

Improve Core Endurance

Along with constructing extra core energy, you’ll additionally develop a hearty quantity of core endurance with crunches. Your core helps you out in all of your massive barbell lifts — and the longer your core can maintain up below stress, the higher it may possibly help you throughout heavy or excessive rep units.

Particularly coaching your abs with strikes like crunches may help increase your core’s skill to help excessive workloads with barbell and dumbbell work. That manner, your core will probably be much less prone to develop into the limiting issue of these lifts.

Who Ought to Do the Crunch

Crunches will not be the solely core train you need in your repertoire. But when core energy and muscle mass is your aim, it would simply belong in your routine.


If you’re a newbie who’s devoted to glorious type, the crunch is perhaps core choice for you. It might make it easier to learn to press your low again into the bottom and activate your core with out recruiting assist out of your hip flexors — which is usually the case with extra superior strikes like leg raises and hanging knee raises.

The crunch can even present newcomers with a base stage of core energy. On that basis, you can begin to construct your confidence and tackle step by step extra complicated core workout routines.

Athletes Centered on Core Power

Should you’re concerned about constructing a stronger general core, crunches alone gained’t do this — however they will actually assist.

A shirtless person performs decline crunches.
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Integrating crunches right into a broader core routine will be an essential a part of growing the core energy you have to help the remainder of your coaching program.

Athletes Chasing a Six Pack

There’s a cause crunches are widespread among the many crowd of oldsters who’re in search of a six pack. The rectus abdominis must be well-developed to ensure that your abs to pop, and crunches may help with precisely that.

It’s Crunch Time

Once you’re crafting a core routine, you’ll need to choose the workout routines that greatest match your targets. Crunches might not prepare your core from all angles, however they’re glorious for constructing muscle and strengthening your rectus abdominis — which is an important a part of your abs. 

Particularly when you’re looking for to construct that six pack or develop a stronger mind-muscle connection together with your abs, crunches can get you there. Simply ensure you’re crunching your abs, not your neck, and also you’ll do a terrific job.


Should you’ve bought extra questions on crunches, you’re in the fitting place — listed below are your solutions.

Will crunches give me a six pack?

Nobody train by itself gives you a six pack. Like every part in health, it’s a stability of a complete lot of things — suppose diet and your general coaching routine. However crunches can strengthen and develop the muscle tissues of your rectus abdominis, that are probably the most seen muscle tissues in a “six pack.” So crunches can undoubtedly be a stable a part of your six pack plan.

What number of crunches ought to I do?

Your set and rep scheme will rely in your targets. Should you’re seeking to construct endurance, crunches are a good train to carry out upwards of 25 reps per set. However when you’re centered extra on muscle mass, weighted crunches — and even simply body weight crunches — divided into units of 15 to twenty reps will be useful.

Can I do crunches on daily basis?

Should you’re a complicated lifter and are utilizing good type, you may do crunches each day. However when you’re superior sufficient the place you possibly can do crunches on daily basis with out impacting your restoration, there’s most likely no level to doing them. Attempt interspersing them into your program two or three days every week. When it appears like they’re now not difficult, it’s most likely time to stage up your core coaching.

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