The Best Leg Exercises for Strength and Size

Legs make up roughly half your total muscle mass, which is exactly why leg day tends to get skipped and exactly why it shouldn't be. A properly built leg program needs a squat pattern, a hip-hinge pattern, single-leg work, and dedicated calf training — skip any one of those and you'll end up with an imbalance that shows up as knee pain, a weak deadlift lockout, or calves that never seem to grow. Here are the eight exercises that cover all of it.

The four leg movement patterns you need

• Squat pattern: knee-dominant, builds the quads and glutes together (barbell squat, leg press).
• Hip hinge: hip-dominant, builds the hamstrings, glutes, and lower back (Romanian deadlift).
• Single-leg / unilateral: corrects imbalances and builds stability alongside size (Bulgarian split squat, walking lunge).
• Isolation: finishes off muscles that compound lifts don't fully fatigue (leg curl, leg extension, calf raise).

Legs can handle — and usually need — more total volume and frequency than upper-body muscle groups, since the quads, hamstrings, and glutes are some of the largest muscles in the body.

The 8 best leg exercises

1. Barbell squat

The barbell squat is the foundation of almost every serious leg program, training the quads, glutes, hamstrings, and core together under heavy load. Keep your chest up, push your knees out in line with your toes, and descend to at least parallel. Because it's technically demanding and fatiguing, it belongs first in your session while you're fresh. 3–4 sets of 5–8 reps.

2. Romanian deadlift

The Romanian deadlift is the best hip-hinge accessory for building the hamstrings and glutes, using a controlled stretch under load rather than the heavy lockout focus of a conventional deadlift. Keep the bar close to your legs, push your hips back with a slight knee bend, and stop when you feel a strong hamstring stretch — usually mid-shin. 3 sets of 8–12 reps.

3. Leg press

The leg press lets you load the quads and glutes heavily without the balance and lower-back demands of a barbell squat, which makes it a great option for adding volume when you're already fatigued from squatting, or for lifters working around a back issue. Adjust foot placement — higher on the platform biases the glutes and hamstrings, lower biases the quads. 3 sets of 8–15 reps.

4. Bulgarian split squat

The Bulgarian split squat is a brutal but highly effective single-leg exercise that builds the quads and glutes while exposing and correcting side-to-side strength imbalances that bilateral squats can hide. With your rear foot elevated on a bench, lower until your front thigh is roughly parallel to the floor, keeping most of your weight through the front leg. 3 sets of 8–12 reps per leg.

5. Walking lunge

The walking lunge combines strength, balance, and a bit of conditioning into one movement, hitting the quads and glutes through a long range of motion with each step. It's a great finisher after heavier compound lifts, when your legs are already fatigued but you can still manage bodyweight or light dumbbells with good form. 2–3 sets of 10–12 steps per leg.

6. Leg curl

The leg curl is one of the only exercises that isolates the hamstrings directly through knee flexion, which compound leg exercises don't train well on their own. Whether lying, seated, or standing, keep the movement slow and controlled rather than swinging the weight. 3 sets of 10–15 reps.

7. Leg extension

The leg extension isolates the quads through knee extension, giving them a finishing burn that squats and presses often don't reach at the very top of the range of motion. It's also a useful, joint-friendly way to add quad volume for lifters managing knee sensitivity, since the load and range can be closely controlled. 3 sets of 12–15 reps.

8. Standing calf raise

The standing calf raise is the most effective builder for the larger, more visible gastrocnemius muscle of the calf, especially when done with a full stretch at the bottom and a hard pause at the top. Calves respond best to higher volume and frequency than most muscles, so don't be afraid to train them two or three times a week. 3–4 sets of 12–20 reps.

A complete leg day

Start with your squat pattern while you're fresh, follow with the hinge movement, then move to single-leg and isolation work as fatigue sets in — those exercises don't require the same neurological freshness that a heavy barbell squat does. If you train legs twice a week, consider biasing one day toward the squat pattern and the other toward the hinge, so neither gets shortchanged when time or energy runs low.

Common leg-training mistakes

• Squatting too shallow. Partial squats let you load more weight but train a smaller range of motion and shortchange the glutes and hamstrings. Aim for at least parallel unless a specific mobility issue prevents it.
• Skipping the hinge pattern entirely. A leg program built only around squats and leg press underdevelops the hamstrings, which is a common cause of hamstring strains and a weak deadlift lockout. Romanian deadlifts or leg curls need a permanent spot in the rotation.
• Letting the knees cave inward. Knee valgus under load — knees drifting toward each other during a squat or lunge — is a common technique fault that increases injury risk. Actively push the knees out in line with the toes.
• Neglecting single-leg work. Bilateral lifts can mask a meaningful strength difference between your left and right leg. Split squats and lunges expose and fix that imbalance before it becomes a bigger problem.
• Undertraining calves. Two token sets at the very end of leg day, done half-heartedly, rarely produces growth. Calves need real volume and a full stretch-to-contraction range to respond.

Leg day is where consistency matters most

More than any other muscle group, legs punish inconsistency — miss a few weeks of squats and you'll feel the strength loss faster than almost anywhere else. The exercises above only work if you keep coming back to them and keep adding a little more over time. Gimmy tracks every set of every leg exercise, remembers exactly where you left off, and tells you when it's time to push the weight up — so leg day stays productive even when motivation to walk back into the squat rack is running low.

Frequently asked questions