Upper Legs Exercise · Body Weight
Split Squats
- Category
- Upper Legs
- Equipment
- Body Weight
- Target
- Quads
Biomechanical cues verified by the PlanWorkouts Science Review Board under CSCS editorial oversight; see our editorial standards.
The Split Squats is a compound upper legs movement designed to train the Quads with direct engagement of the Hamstrings, Calves.
Operates primarily in the sagittal plane involving knee flexion/extension and hip extension. Peak mechanical tension occurs in the deep lengthened position at the bottom transition. Maintain midfoot balance and an upright torso angle. Executing this with strict form maximizes muscle fiber recruitment while protecting joint structures.
Quick Exercise Facts
Target Muscle Activation
The split squat is the static cousin of the lunge — same staggered stance, but the feet stay planted instead of stepping through, which makes it easier to focus purely on the up-and-down movement without a balance transition each rep. It's a good entry point into unilateral leg training before progressing to Bulgarian split squats or walking lunges. Keep most of the weight on the front leg; the back leg is there for balance, not to share the load.
How to Do the Split Squats
- Stand with your feet shoulder-width apart.
- Step forward with one foot, placing it about two feet in front of the other.
- Lower your body by bending your knees and hips, keeping your back straight.
- Continue lowering until your front thigh is parallel to the floor and your back knee hovers just above the ground.
- Pause briefly, then push through your front heel to return to the starting position.
- Repeat for your target number of reps, then switch legs and repeat.
Recommended Sets & Reps by Training Goal
70–80% 1RM · 90–120s rest
85%+ 1RM · 2–3 min rest (Calc 1RM)
50–60% 1RM · 45–60s rest
Biomechanical & Joint Load Cues
Operates primarily in the sagittal plane involving knee flexion/extension and hip extension. Peak mechanical tension occurs in the deep lengthened position at the bottom transition. Maintain midfoot balance and an upright torso angle.
Common Mechanical Mistakes & Form Errors to Avoid
- Knee Valgus (Inward Collapse): Allowing knees to cave inward during the ascent places excessive tensile stress on the MCL and lateral meniscus. Drive knees out in line with second toes.
- Excessive Forward Pitch: Allowing the chest to drop and hips to shoot up turns the squat into a good-morning, transferring load off the quadriceps onto the lumbar erectors.
- Heel Lift & Weight Shift: Shifting balance forward onto the balls of the feet compromises stability and increases patellar tendon strain. Keep weight distributed over midfoot.
Proper Breathing Patterns & Core Engagement
Perform a deep abdominal brace (Valsalva maneuver) into the diaphragm before initiating descent. Hold intra-abdominal pressure through the bottom transition, exhaling past the sticking point on ascent.
Add the Split Squats to Your Custom Workout Routine
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Injury Modification & Joint Safety
Lifters experiencing acute patellofemoral knee discomfort should moderate depth to parallel or utilize box squats to reduce peak anterior patellar shear. If joint irritation persists, immediately stop and substitute this movement with another exercise from the Upper Legs exercises category.
Muscles Worked
The Split Squats primarily targets the Quads, with Glutes as the primary synergist muscle group, along with the Hamstrings, Calves.
More Upper Legs Exercises
All Fours Squad Stretch
Arms Apart Circular Toe Touch (male)
Assisted Lying Glutes Stretch
Assisted Lying Gluteus And Piriformis Stretch
Assisted Prone Hamstring
Assisted Prone Lying Quads Stretch
More Quads Exercises
Backward Jump
Balance Board
Band One Arm Single Leg Split Squat
Band Single Leg Split Squat
Barbell Bench Front Squat
Barbell Bench Squat
Equipment Alternatives
Don't have body weight? These target the same quads with different equipment.
Band One Arm Single Leg Split Squat
Barbell Bench Front Squat
Dumbbell Goblet Squat
Intermediate Hip Flexor And Quad Stretch
FAQ
- What muscles does the Split Squats work?
- The Split Squats primarily targets the quads as the primary agonist. Synergist assistance is provided by the glutes along with the hamstrings, calves. Maintaining strict biomechanical alignment ensures maximal tension remains focused on the intended muscle fibers rather than shifting to surrounding stabilizer joints.
- What equipment do I need for the Split Squats?
- The Split Squats is performed using no equipment — just body weight. Ensure all equipment is securely positioned with collars or safety pins locked before loading working sets. If you train in a home gym or minimal setup, explore our equipment-free and resistance band alternatives below.
- What is the most common form mistake on the Split Squats?
- The most frequent error is knee valgus (inward collapse): Allowing knees to cave inward during the ascent places excessive tensile stress on the MCL and lateral meniscus. Drive knees out in line with second toes.. Controlling the 2 to 3-second eccentric lowering phase ensures maximal hypertrophic stimulus while shielding connective tissue.
- How many sets and reps should I perform on the Split Squats?
- For muscle hypertrophy and size, aim for 3 to 4 working sets of 8 to 12 repetitions at 70% to 80% of your 1RM with 90 to 120 seconds rest. For absolute strength development, prioritize 4 to 5 sets of 3 to 6 heavier reps with 2 to 3 minutes rest.
- What's a good alternative to the Split Squats?
- If you don't have access to the space or setup it needs, the Band One Arm Single Leg Split Squat targets the same quads using band instead. This alternative replicates the same joint angle and movement plane while allowing you to train effectively with different available gear. You can also substitute it seamlessly in our free Workout Plan Builder.