Lunge: Technique, muscles worked, and variations

What is a lunge?

The lunge is a muscle-strengthening exercise that primarily targets the lower limbs. It is characterized by unilateral work: one leg plays a predominant role during the movement, while the other primarily contributes to balance and position control.

In its classic form, the movement involves starting from a standing position, moving one leg forward or backward, then bending the lower limbs before returning to the initial position.

This organization distinguishes the lunge from an exercise like the squat, where both legs work simultaneously from a relatively symmetrical position.

The lunge also requires controlling several elements at once: knee position, pelvis, torso, and balance. This is what makes it an interesting exercise for developing strength and control of the lower limbs.

It can be performed without equipment to learn the movement, then progressively made more complex with dumbbells or other forms of resistance.

However, the goal is not to make the exercise as difficult as possible. A variation adapted to the practitioner's level and correctly executed will generally be more beneficial than a complex movement performed without control.

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How to perform a lunge correctly?

The technique depends on the chosen variation, but some principles are common to most lunges.

Starting position

• Start standing, with a stable and comfortable position. Keep your torso straight or slightly inclined depending on the variation and your body type.
• Your gaze can remain directed forward. The core should be sufficiently braced to avoid unnecessary movements.
• If you are a beginner, start simply with bodyweight. This allows you to focus on the trajectory and balance before adding weight.

Performing the movement

• For a forward lunge, step one leg forward, then progressively bend your knees and hips.
• The front foot should remain stable on the ground. The knee naturally follows the direction of the foot during the descent.
• Descend to an amplitude that you can control without losing your stability. It is not necessary to always aim for the greatest possible amplitude.
• The ideal depth can vary from person to person depending on mobility, body type, training level, and the variation used.

Controlling the ascent

• Once in the bottom position, push off the ground to return to the starting position.
• The ascent should remain controlled. Avoid jerking or relying excessively on momentum to complete the repetition.
• A good lunge should be performed fluidly, both on the way down and on the way up.

Good practice: always prioritize mastering the movement before increasing the load or choosing a more complex variation.

Lunge: Muscles worked

The lunge primarily targets the thigh and hip muscles. However, the distribution of work can vary according to the technique and chosen variation.

The quadriceps

The quadriceps are located at the front of the thigh. They contribute particularly to knee extension during the ascent.

They are therefore heavily involved in most lunge variations.

If the goal is to strengthen the legs, the lunge can thus complement other exercises such as the squat, leg press, or leg extensions.

The glutes

The gluteus maximus primarily contributes to hip extension.

It is therefore engaged during the ascent, especially when the movement requires significant hip contribution.

The lunge can thus be integrated into a glute-focused workout, without necessarily considering that one variation would be systematically superior to all others.

Technique, load, range of motion, and the ability to progress regularly are all elements to consider.

The hamstrings

The hamstrings are located at the back of the thigh.

They participate in movement control and hip work. Their contribution can vary depending on the adopted position and the mechanics of the lunge.

However, they are not the only muscles involved, and it would be simplistic to present the lunge as an exercise exclusively for the hamstrings.

The adductors

The adductors participate in hip control and movement. They can also contribute to lower limb stability.

Their involvement becomes particularly interesting when considering variations that change the direction of movement, such as the lateral lunge.

Stabilizing muscles

The lunge also requires stabilization work.

The gluteus medius and various core muscles contribute to controlling the position of the pelvis and body.

This is one of the advantages of unilateral training: the practitioner must manage their balance while generating force.

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The main lunge variations

The lunge has many variations. They are not necessarily intended for the same objectives and can present different levels of difficulty.

Forward lunge

The forward lunge is one of the most well-known versions.

One leg steps forward, then the practitioner descends before pushing off the ground to return to the initial position. It is a good option for learning the basics of the lunge and can be performed with bodyweight or with dumbbells.

However, it requires good balance control, especially when repetitions are chained.

Reverse lunge

The reverse lunge follows the same general principle, but the leg moves backward.

This small modification changes how the movement is initiated and can give the practitioner a different sensation.

It is an excellent alternative to the forward lunge and can be particularly interesting for varying a leg workout.

As with other variations, start with a load adapted to your level before gradually increasing the difficulty.

Bulgarian split squat

The Bulgarian split squat is a variation where the rear foot is placed on an elevated support.

It requires significant work from the front leg and also demands good stability.

The position of the torso can influence the feeling experienced during the exercise. A straighter or slightly inclined torso will not necessarily give the same perception of the movement.

The Bulgarian split squat is often used in strength training programs to strengthen the legs and glutes.

It can be performed with bodyweight before being loaded with dumbbells.

However, it is preferable not to start with a heavy load. The starting position and balance already make this variation more demanding than a classic lunge.

Lateral lunge

The lateral lunge differs from the forward and reverse lunges by its side-to-side movement.

One leg moves laterally while the body weight shifts to that leg.

This variation introduces movement in a different direction and engages the hip and lower limbs in a way that complements exercises primarily performed forward or backward.

It also requires a certain amount of hip mobility.

If you are a beginner, start with a moderate range of motion and gradually increase it.

Walking lunge

The walking lunge involves performing repetitions while progressively moving forward.

Unlike a static lunge, the movement is therefore associated with continuous displacement.

This variation requires more coordination and balance control. It can be performed with bodyweight or with dumbbells once the technique is mastered.

The walking lunge can be particularly useful in a leg session, a strengthening circuit, or certain physical preparation sessions.

Static lunge

In the static lunge, the feet remain almost in the same place during repetitions.

This version allows you to concentrate on technique without having to manage movement with each repetition.

It is therefore an interesting option for learning the movement or for working with more control.

For a beginner, it can represent an intermediate step before moving on to more dynamic variations.

Alternating lunge

The alternating lunge involves changing legs with each repetition.

For example, one repetition is performed with the right leg, then the next with the left leg.

This organization allows for alternating between both sides during the set.

It can be used with different lunge variations and does not necessarily require equipment.

Jump lunge

The jump lunge adds an explosive dimension to the movement.

The practitioner performs a jump to reverse the position of the legs before landing.

This variation is significantly more dynamic than the classic lunge and requires more coordination.

Therefore, it is not necessarily suitable for a beginner.

Before incorporating it into training, it is preferable to master the classic variations and be able to control landings correctly.

How to integrate the lunge into a strength training program?

The best lunge variation primarily depends on the practitioner's goal and level.

To learn the movement, a static bodyweight lunge is a simple option.

• For more classic leg work, the forward lunge or reverse lunge can be used.
• To further develop unilateral work and add additional difficulty, the Bulgarian split squat is an interesting possibility.
• To introduce lateral movement, the lateral lunge can complement exercises performed in the sagittal plane.
• Finally, jump variations can be reserved for practitioners who already have a good mastery of basic movements.

With or without dumbbells?

The lunge does not need to be weighted to be effective.

Bodyweight already allows for learning the movement and working on stability.

When the exercise becomes too easy, dumbbells can progressively increase resistance.

The important thing is to maintain sufficiently stable technique despite the added load.

A heavier load does not automatically mean a better workout if it leads to a loss of control.

How to progress?

Start by mastering the technique, then gradually increase the difficulty.

For example, you can:

• increase the number of repetitions,
• improve movement control,
• progressively increase the load,
• use a more demanding variation,
• work with a better controlled range of motion.

It is also possible to gradually increase the difficulty of an exercise without changing all parameters at once.

The goal is to create sustainable progress rather than trying to make every session more difficult than the last.

Mistakes to avoid when lunging

Using too heavy a load

This is probably one of the most common mistakes.

If the dumbbells prevent you from maintaining your balance or trajectory, reduce the load.

Going too fast

Rapid execution can make the movement less controlled. Take your time to master both the descent and ascent.

Always aiming for maximum range of motion

A large range of motion is only beneficial if it can be controlled. Mobility and body type vary from person to person. Therefore, there is no need to try to exactly replicate another practitioner's range of motion.

Neglecting foot stability

The foot must remain sufficiently stable during the movement. Unstable support makes controlling the rest of the chain much more difficult.

Moving to an advanced variation too quickly

A loaded Bulgarian split squat or a jump lunge is not necessarily a logical progression for everyone.

It is better to master the basics first.

Lunge FAQ

Does the lunge work the glutes?

Yes. The glutes actively participate in the movement, especially during hip extension. However, the engagement varies depending on the technique, variation, range of motion, and load used.

Which lunge to choose for glutes?

The Bulgarian split squat, forward lunge, or walking lunge can all be integrated into a glute-focused workout. The best choice mainly depends on your level, technique, and ability to progress with the exercise.

Should lunges be done with dumbbells?

No. Bodyweight is sufficient to learn and master the movement. Dumbbells can then be used to progressively increase resistance.

Should the knee be prevented from going past the toes?

No. This rule is often presented as an absolute prohibition. In reality, it is preferable not to reduce the lunge technique to a single instruction.

The knee position depends, among other things, on stride length, body type, and the practitioner's mobility.

The main objective is to maintain controlled movement, a stable foot position, and a consistent trajectory of the lower limb.

If a technical instruction causes discomfort or pain, it is better to adapt the movement rather than trying to reproduce a precise position at all costs.

Lunge, technique, muscles worked, and variations: In summary

The lunge is a complete and versatile exercise that effectively strengthens the lower limbs while working each leg independently. Depending on the chosen variation, it can emphasize the quadriceps, glutes, or engage stabilizing muscles.

Forward lunge, reverse lunge, Bulgarian split squat, lateral lunge, walking lunge, or static lunge: each version has its own characteristics. The most important thing is to choose a variation adapted to your level, master the technique, and progress gradually before increasing the load.

Well integrated into a strength training or fitness program, the lunge is thus a simple, accessible, and particularly interesting exercise for developing strength, stability, and control of the lower limbs.