Side Lunge
Reviewed by Dylan Maurick, Physiotherapist
The Side Lunge is a lateral lower-body exercise that builds strength, control, and mobility by loading one leg at a time through a wide stance.
Side Lunge
Muscles Worked: Side Lunge
The Side Lunge mainly trains your quads and glutes. Your quads help you bend and then push out of the working leg, while your glutes drive you back to the start and keep your knee from caving in. Your hamstrings and inner-thigh muscles help control the lowering phase and support side-to-side balance. You should feel the planted leg doing most of the work, especially through the glute and front of the thigh, and side lunges can place different patellofemoral loads on the knee than forward lunges (Escamilla et al., 2022).
Technique and form
How to perform the Side Lunge
- Stand with your feet hip-width apart, toes pointing forward, and arms at your sides, maintaining a neutral spine.
- Shift your weight to your left foot and take a wide step to the right, keeping your toes pointing forward or slightly outward.
- Bend your right knee and push your hips back as you lower into the lunge, keeping your left leg straight but not locked.
- Lower until your right thigh is parallel to the floor, ensuring your right knee tracks over your toes but doesn't extend past them. Exhale as you descend.
- Keep your chest lifted, shoulders pulled back, and core engaged throughout the movement to maintain proper alignment.
- Place your hands on your hips for balance or extend them in front of you if additional stability is needed.
- Push through your right heel and inhale as you return to the starting position, engaging your glutes and inner thighs.
- Repeat on the opposite side by stepping out with your left foot, maintaining equal distribution of reps on both sides.
Important information
- Keep your weight in the heel of your lunging foot to activate your glutes properly and reduce knee strain.
- Maintain a neutral spine throughout the exercise, avoiding forward leaning or rounding of the back.
- If you experience knee discomfort, reduce the depth of your lunge or widen your stance until you build more strength and mobility.
- For progression, hold dumbbells at your sides or a single weight at chest height to increase resistance.
Is the Side Lunge good for muscle growth?
Yes. The Side Lunge can build muscle in your glutes and quads because it loads one leg at a time through a long range of motion, and research shows it creates meaningful knee joint demands that differ from a forward lunge (Escamilla et al., 2022). It is especially useful if you want stronger legs in positions that normal squats do not cover.
- More glute work from the side step — Stepping out wide makes your glutes work hard to slow your body down and then drive you back in. That side push is the part many straight-ahead leg exercises miss, which is why the Side Lunge is a strong add-on next to moves like the forward lunge.
- Useful inner-thigh training — Your inner thighs help you lower under control and pull your body back to center. That makes the exercise good for building strength in muscles that often get ignored until they feel weak or tight.
- Different knee loading pattern — Compared with a forward lunge, the side lunge changes the forces at the knee and can be a useful way to train with a different loading pattern (Escamilla et al., 2010). Variety like this can help you keep progressing while spreading stress across different tissues.
- Easy to progress without huge fatigue — Because the exercise has a low overall fatigue cost, you can add reps, slow the lowering phase, or hold dumbbell side lunge variations without wrecking the rest of your leg session. That makes it practical for both muscle growth work and movement practice.
Programming for muscle growth
Do 3-4 sets of 8-12 reps per side with 60-90 seconds rest. Train it 1-2 times per week after your main squat or deadlift pattern, or earlier in the workout if side-to-side strength is a priority. Start with bodyweight until you can hit a consistent depth and keep your foot flat, then add dumbbells and aim to increase reps or load over time.
Alternative Exercises
Built for progress
Take the guesswork out of training
Create personalized AI-powered workout plans that evolve with you. Train smarter, track every rep and keep moving forward, one workout at a time.
FAQ - Side Lunge
The Side Lunge primarily targets the quadriceps, glutes, and adductors (inner thigh muscles). It also engages your hamstrings, calves, and core muscles as stabilizers during the movement.
Beginners can perform shorter lunges without weights and hold onto a stable surface for balance. To increase difficulty, add dumbbells, increase range of motion, or try the exercise on an unstable surface like a BOSU ball.
The most common mistakes include allowing the knee to collapse inward past the toes, rounding the lower back, and not pushing through the heel when returning to standing. Focus on keeping your chest up, knee tracking over your foot, and maintaining a neutral spine throughout.
Incorporate Side Lunges 2-3 times per week with at least 48 hours between sessions targeting the same muscle groups. They work well as part of lower body strength days or as a dynamic movement in full-body circuit training.
Side Lunges can be safe for many with minor knee issues when performed with proper form, but individuals with significant knee pain or injuries should consult a physical therapist first. Start with a smaller range of motion and focus on proper alignment before progressing to deeper lunges.
Workouts with Side Lunge
Scientific References
Escamilla R, Zheng N, MacLeod TD et al. · International journal of sports physical therapy (2022)
Cruciate ligament tensile forces during the forward and side lunge.
Escamilla RF, Zheng N, MacLeod TD et al. · Clinical biomechanics (Bristol, Avon) (2010)
Sources are peer-reviewed academic publications from PubMed.
Side Lunge
Thank you for your feedback!
Thank you for your feedback!