What is the perfect rep range to build muscle? | Dr Mike Israetel

Aaron Alexander
7 Oct 202307:25

Summary

TLDRThe video script discusses the optimal rep range for maximal muscle hypertrophy, emphasizing the importance of controlled eccentric movements, a deep stretch, and maintaining tension on the target muscle. It suggests that a rep range of 5 to 30, with sets close to muscular failure, stimulates significant growth. The script also highlights the need for high relative effort and the physical sensation of the weight becoming heavier, indicating effective training. It dispels the myth that one specific rep range is superior for muscle growth, instead advocating for a comprehensive approach within the 5 to 30 rep spectrum.

Takeaways

  • 🏋️‍♂️ Maximal hypertrophy requires controlled eccentric movements with a pause at the bottom for 1-2 seconds, ensuring the target muscle is the limiting factor.
  • 💪 For quad training in squats, a deep squat followed by straight up movement through the heels and maintaining an upright chest engages the quads more effectively.
  • 🤔 It's crucial to be aware of which muscle is doing the work; for example, in bicep curls, the biceps should be the primary muscle experiencing tension, not the forearms.
  • 🔥 High repetitions in a movement should result in a significant muscle burn, indicating the target muscle is receiving the necessary stimulus for growth.
  • 🤲 The ideal rep range for hypertrophy is broad, from 5 to 30 reps, with the key being to approach muscular failure or go beyond it in each set.
  • 📉 Stopping sets too early, like at 10 reps, can reduce the stimulus to the muscle, requiring more sets to achieve the same effect.
  • 📈 The number of sets should be challenging, with each set pushing the lifter close to their limit, to ensure robust muscle growth.
  • 😖 The sensation of the weight getting heavier and the struggle to move it faster are indicators that the lifter is within the optimal zone for hypertrophy.
  • 🚫 There's no single 'perfect' rep range for everyone; both high and low rep ranges can be effective for building muscle, depending on the individual's response.
  • 🔍 The physical effect of 30 reps compared to 5 reps on muscle growth is not significantly different when considering the overall stimulus provided to the muscle.
  • 💧 The muscle growth stimulus can be thought of as filling a glass with water; the rate of filling doesn't matter as long as the glass gets full, analogous to achieving muscle growth within the 5 to 30 rep range.

Q & A

  • What is the recommended rep range for maximal hypertrophy?

    -The recommended rep range for maximal hypertrophy is between 5 to 30 repetitions per set.

  • How should one perform a rep for optimal muscle engagement during hypertrophy training?

    -A rep should be performed with controlled eccentric movement, a pause at the bottom for a second or two, and any velocity on the way up, ensuring the target muscle is the limiting factor.

  • Why is it important to go deep in a squat when training the quads?

    -Going deep in a squat ensures that the quads are the primary muscle being worked, as opposed to the back, by maintaining a completely upright chest and pushing through the heels and feet.

  • What should be the focus when performing bicep curls for hypertrophy?

    -The focus should be on ensuring the biceps are doing most of the work and not the forearm muscles, which can cross the elbow joint and take over the flexion if not performed correctly.

  • How can you tell if a muscle is getting a good stimulus during a set?

    -A muscle is getting a good stimulus if there is a huge burn, especially during high repetitions in a movement, and if the muscle feels like it's being ripped apart by tension.

  • What is the significance of being close to muscular failure in hypertrophy training?

    -Being close to muscular failure ensures that each set is challenging and stimulates significant muscle growth, as it pushes the muscle to its limits.

  • Why is it important to avoid taking long breaks between sets in hypertrophy training?

    -Long breaks between sets can reduce the stimulus on the muscle, requiring more sets to achieve the same hypertrophy effect, and can lead to less overall muscle growth.

  • What is meant by 'relative effort' in the context of hypertrophy training?

    -'Relative effort' refers to the level of struggle and intensity during a set, which should be high to ensure that the muscle is being adequately challenged for growth.

  • How can you tell if a set is effective for hypertrophy?

    -A set is effective for hypertrophy if it feels like the weight has gotten heavier, the movement slows down, and there is a perceptible resistance from the weight, indicating that the muscle is being pushed to its limits.

  • What is the ideal rep range for sculpting a muscle compared to building hardcore muscle?

    -There is no definitive ideal rep range for sculpting versus building hardcore muscle, as both light and heavy weights can be effective for hypertrophy within the 5 to 30 rep range.

  • How does the number of reps affect the muscle growth stimulus at a molecular level?

    -The muscle growth stimulus works on a molecular scale, where force and position on the muscle trigger a cascade of molecular events leading to growth. The total number of 'pings' or stimuli, whether from high or low rep sets, is what matters for muscle growth.

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Ähnliche Tags
Muscle HypertrophyTraining TechniquesRepetition RangesMuscle EngagementStrength TrainingExercise ScienceWorkout IntensityMuscular FailureTraining PhilosophyFitness Goals
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