Best Thigh Workouts: Exercises for All Upper Leg Muscles

Performing only one leg exercise in your workout routine is not enough for developing your thighs. If you want to make them grow and stay strong, you need to hit your thighs from different angles using different exercises that activate every muscle in the upper leg.

When it’s time to work out your chest, you’ll normally perform exercises on an incline, decline and flat bench — because one exercise doesn’t cut the mustard. The same principle applies to the thighs. Neglect them and you’ll end up with a disproportionately muscular body planted on thin legs.

The Muscles of the Upper Leg

To train your thighs effectively you need to know what you’re actually targeting. The upper leg contains two primary muscle groups:

Quadriceps (front of the thigh) — four muscles that work together to extend the knee:

• Vastus medialis — the teardrop-shaped muscle on the inner knee. Targeted by pointing toes inward during leg extensions.
• Vastus lateralis — the outer quad sweep. Targeted by pointing toes outward during leg extensions.
• Rectus femoris — the central quad muscle that also flexes the hip. Targeted by squats and lunges with an upright torso.
• Vastus intermedius — sits beneath the rectus femoris. Worked by all quad exercises.

Hamstrings (back of the thigh) — three muscles responsible for knee flexion and hip extension:

• Biceps femoris — the outer hamstring. Targeted by pointing toes outward during leg curls.
• Semimembranosus and semitendinosus — the inner hamstrings. Targeted by pointing toes inward during leg curls.

This is why foot position matters — a slight rotation of the toes in or out shifts the stimulus between different parts of the same muscle group. Most people train with feet straight all the time and miss out on complete development. Related: The Best Hamstring Strengthening Exercises

General Tips for Thigh Training

1. Use Various Squat Stances

Regardless which muscle group you’re training, you need to experiment with body position. This allows you to discover which exercises work the targeted muscles best and focus on areas that need the most attention.

Try alternating between these three stances when squatting:

1. Wide squat — toes pointed out (emphasizes glutes and inner quads)
2. Shoulder-width squat — toes slightly out (balanced quad stimulus)
3. Narrow squat — feet at shoulder width, toes straight (outer quad emphasis)

2. Use Various Foot Placements

You’ve probably been performing leg extension exercises with your feet straight the entire time. If so, you’ve been missing a lot.

A simple adjustment of foot placement significantly changes the exercise. During leg extensions, pointing toes in targets the inner quad (vastus medialis), straight hits the middle, and toes out hits the outer quad (vastus lateralis). The same principle applies during standing leg curls — toes out shifts effort to the outer hamstrings (biceps femoris), toes in shifts it to the inner hamstrings (semimembranosus and semitendinosus).

3. Perform at Least 4 Different Exercises

A well-rounded workout for any muscle group incorporates at least four different exercises that hit the target from multiple angles. For the thighs, the following six exercises cover everything:

1. Barbell squats
2. Goblet squats
3. Romanian deadlifts
4. Leg extensions
5. Standing leg curls
6. Lying leg curls

The Complete Thigh Workout

You can incorporate any of these exercises individually into your training, or perform them together on leg day for a complete upper leg session.

1. Leg Extensions (Toes Rotated In)

1. Sit on the machine and place your ankles under the roller pads.
2. Raise your legs upward until your knees are straight.
3. Lower your legs back down to the start position, knees bent 90 degrees.
4. Pointing your toes inward internally rotates the tibia to target the inner quad teardrop (vastus medialis).

Stick to 20 reps per set. Beginners: 2 sets. Intermediate/advanced: 3-4 sets.

#2. Romanian Deadlift from Deficit

1. Stand on a platform or weight plates 1-3 inches high.
2. Feet hip-width apart. Bend at the hip to grip the bar at shoulder width.
3. Lower your hips and bend the knees until your shins contact the bar. Keep your chest up and back arched, then push through the heels to move the weight upward.
4. Once the bar passes your knees, pull it back as you drive your hips forward into the bar.
5. Lower the bar to the floor by hinging at the hips.

Similar to the standard RDL but the added height increases range of motion and hamstring stretch. Activates: hamstrings, glutes, lower back, traps, forearms.

Stick to 15 reps per set. Beginners: 2 sets without deficit. Intermediate: 3 sets without deficit. Advanced: 4 sets with deficit.

#3. Leg Extensions (Toes Turned Out)

1. Sit on the machine and place your ankles under the roller pads.
2. Raise your legs upward until your knees are straight.
3. Lower your legs back down to the start position, knees bent 90 degrees.
4. Pointing your toes outward externally rotates the tibia to target the outer quad (vastus lateralis).

Stick to 20 reps per set. Beginners: 2 sets. Intermediate/advanced: 3-4 sets.

4. Standing Leg Curl (Toes Rotated Out)

1. Hook one heel under the roller pad and support your weight with the other leg.
2. Curl the weight by bending your knee, raising your heel toward your buttock.
3. Lower the weight back down to the start position.
4. Pointing the toes outward focuses effort on the outer hamstrings (biceps femoris). Keeping your ankles dorsiflexed — bent at 90 degrees — minimizes calf contribution and isolates the hamstrings.

Stick to 20 reps per set. Beginners: 2 sets. Intermediate/advanced: 3-4 sets.

5. Wide-Stance Goblet Squat

1. Hold a dumbbell vertically in front of your chest with both hands cupping the dumbbell head.
2. Feet twice hip-width apart.
3. Push your hips back and lower into a squat until your upper thighs are at least parallel to the floor. Keep your back straight, chin forward and the weight tight to your chest.
4. Pause, then drive back to the starting position.

Activates: quads, glutes, hamstrings, hip adductors. Stick to 15 reps per set. Beginners: 2 sets. Intermediate/advanced: 3-4 sets.

6. Standing Leg Curl (Toes Rotated In)

1. Hook one heel under the roller pad and support your weight with the other leg.
2. Curl the weight by bending your knee, raising your heel toward your buttock.
3. Lower the weight back down to the start position.
4. Pointing the toes inward tends to emphasize the inner hamstrings (semimembranosus and semitendinosus). Keeping your ankles dorsiflexed minimizes calf contribution and isolates the hamstrings.

Stick to 15 reps per set. Beginners: 2 sets. Intermediate/advanced: 3-4 sets.

How to program This Workout

Train the thighs twice per week with at least 48 hours between sessions. On the first session focus on quad-dominant movements (leg extensions, goblet squat); on the second shift emphasis to the posterior chain (deficit RDL, standing leg curls). This frequency and angle rotation is what produces complete, balanced upper leg development.

Progress by adding weight when you can complete the top end of the rep range with good form across all sets. Never sacrifice foot position for heavier weight — the whole point of this program is the precise targeting of specific muscle heads through exact technique.

You might also like:

• The Barbell Squat: Technique Guide
• 5 Hamstring Training Mistakes and How to Fix Them
• How to Build Big Calves: Training the Most Stubborn Muscle Group
• 11 Best Exercises for Bad Knees That Let You Keep Training Your Legs