How to Build Bigger Legs With Science-Based Training

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February 21, 2023
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Jeff Nippard
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How to Build Bigger Legs With Science-Based Training

TL;DR

Build leg muscle by combining one challenging squat top set with paused back-off sets, Romanian deadlifts, walking lunges, seated leg curls, and leg-press toe presses. Use controlled negatives, full depth, appropriate loads, and positions that keep tension on the target muscles. Warm up first, maintain consistent technique, and finish working sets close to muscular failure.

Transcript

foreign okay what's going on guys and Welcome to our first leg day of the ultimate push-pull leg Series in this video we're doing six lower body exercises that Target the quads hamstrings glutes and calves and then we're finishing things off with one exercise for the ABS alright so as usual we're starting with a quick General warm-up this is especi... Read More

Key Insights

  • The workout uses a minimal strength dose and a larger hypertrophy focus: the squat receives one hard weekly top set, followed by two paused back-off sets, while the remaining exercises use moderate rep ranges to train the quads, hamstrings, glutes, and calves.
  • The squat top set is two to four reps at roughly 85 to 90 percent of one-rep maximum and an RPE of eight or nine. It should leave no more than one or two repetitions in reserve without becoming a maximal-effort set.
  • Paused squats use about 75 percent of the heavy top-set weight for two sets of five reps, with a one-to-two-second pause in the bottom position. The pause removes stored elastic energy and forces the quads and glutes to move the load from a dead stop.
  • Romanian deadlifts work best when the hips move backward, the shins remain approximately vertical, and the bar stays close to the legs over the middle of the foot. The descent should stop before the lower back rounds, generally between below-knee and mid-shin level.
  • Hamstring emphasis during Romanian deadlifts can be increased by removing the top 10 to 25 percent of the movement and optionally pausing near the bottom. Glute emphasis can be encouraged by consciously squeezing the glutes and thinking of the lift as a vertical hip thrust.
  • Walking lunges should use full depth, a controlled negative, and sufficient resistance to approach muscular failure. Each set includes ten repetitions per leg, or 20 total strides, and straps can prevent grip strength from limiting the weight used.
  • Seated leg curls challenge the hamstrings in a more lengthened position than lying leg curls. A cited 12-week study found about 56 percent more muscle growth from the seated variation, making forward seat positioning and a noticeable starting stretch important.
  • Calf emphasis during leg-press toe presses changes with foot direction: toes pointed outward emphasize the medial calf, toes pointed inward emphasize the lateral calf, and toes straight ahead develop both regions more evenly, according to the cited nine-week study of 22 subjects.

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Questions & Answers

Q: How should you warm up before a leg workout?

Begin with five to ten minutes of general activity on a treadmill or StairMaster, then perform a short sequence of dynamic stretches. The dynamic portion takes roughly two minutes. This preparation is especially important because a leg workout involves approximately half of the body and precedes demanding squat, hinge, lunge, hamstring-curl, and calf work.

Q: How heavy should the main squat set be for strength?

Use approximately 85 to 90 percent of your one-rep maximum for one set of two to four repetitions. The set should reach about RPE eight or nine, leaving only one or two repetitions in reserve. Build toward the working weight through four or five progressively heavier warm-up sets rather than immediately attempting the top load.

Q: How do paused squats support muscle growth and technique?

Paused squats remove stored elastic energy by holding the bottom position for one to two seconds, requiring the quads and glutes to overcome the load from a dead stop. They also encourage consistent depth and reinforce technique. Because paused repetitions are harder, lighter weights can provide a comparable hypertrophic stimulus with less overall joint and body stress.

Q: What can replace barbell squats in this leg workout?

Hack squats are the first suggested replacement, and Bulgarian split squats are the second. These substitutions suit people who care only about muscle growth, cannot squat, or simply prefer not to squat. For a more hypertrophy-focused approach, perform four to six repetitions instead of the original two-to-four-repetition range while keeping the remaining structure unchanged.

Q: How should Romanian deadlifts be performed correctly?

Lift the bar from the rack, take two or three steps backward, and push the hips behind you while lowering the weight. Keep the bar close, centered over the middle of the foot, and moving vertically. Reverse the motion between below-knee and mid-shin height, or earlier if the lower back begins rounding, then raise the chest and drive the hips forward.

Q: How can Romanian deadlifts target the hamstrings more?

Keep the bar close to the legs so the lower back does not have to pull it inward, and maintain a mostly vertical shin angle with only a little knee bend. To increase hamstring emphasis, remove the top 10 to 25 percent of the movement and optionally pause at the bottom, preserving tension around the stretched lower portion.

Q: What mistakes should be avoided during walking lunges?

Avoid shortening the range of motion as fatigue rises, dropping quickly under gravity, and selecting loads based only on what the hands can hold. Let the knee make soft contact with the floor, actively resist the negative, and use straps when grip is limiting. The legs should approach muscular failure by the end of each set.

Q: Why are seated leg curls used instead of lying leg curls?

Seated leg curls load the hamstrings in a more lengthened position. A study cited in the video found about 56 percent more muscle growth with seated curls than lying curls across 12 weeks. To preserve the stretch, position the torso sufficiently forward or lean forward until passive tension is noticeable in the hamstrings before beginning each set.

Summary & Key Takeaways

  • The workout begins with five to ten minutes on a treadmill or StairMaster, followed by roughly two minutes of dynamic stretching. Squat work includes one heavy set of two to four reps at 85 to 90 percent of one-rep maximum, then two paused back-off sets of five reps using about 75 percent of the top-set weight.

  • Three sets of eight to ten Romanian deadlifts train the hamstrings and glutes, followed by two sets of ten walking-lunge reps per leg. Romanian deadlifts require a controlled hip hinge and vertical bar path, while lunges should use full depth, a resisted negative, and enough load to bring the legs close to muscular failure.

  • Three sets of 10 to 12 seated leg curls emphasize the hamstrings in a lengthened position, while four sets of 10 to 12 leg-press toe presses train the calves without further taxing the back and hips. Toe direction may alter regional emphasis, although the strength of the supporting evidence differs between these two exercises.


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