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Posted by u/strongcoffee17·

Lengthened partials, any real research backing this?

TL;DR: Looking for research on lengthened partials and their impact on hypertrophy, plus experiences from those who've tried them.

I've been reading a lot about lengthened partials and their supposed benefits for hypertrophy, but I can't find any solid research to back it up. I get that the idea is to focus on the stretched position to promote muscle growth, but is there any actual science behind it? I lift 5 days a week using a PPL split and I'm all about progressive overload, so I'm curious if adding lengthened partials will help break through plateaus. Have any of you incorporated these into your routine with measurable results? What kind of numbers did you see?

I usually do 4-5 sets of 8-12 reps for each major lift, but I'm always looking for ways to switch it up. If this is legit, I'm willing to give it a shot. Let me know your thoughts and experiences.

27 comments

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u/just_a_lifter·

Is there any specific study on this? I want to see the research before I dive in. I love lifting, but I like to know what's working and what's just hype.

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u/cuttingseason_2024·

100% this! I've been cutting and lengthened partials have helped me maintain strength without gaining extra weight. My numbers on the bench have stayed solid, and my shoulders look more defined.

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u/just_a_lifter·

I tried adding lengthened partials to my routine after hearing about them from a friend. I didn't see much change in my numbers, but my muscles definitely felt more engaged during workouts. Maybe I need to give it more time.

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u/saltyngl·

Some lifters are too eager to switch things up. New techniques should come after you've mastered the basics. Build a solid foundation first.

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u/cuttingseason_2024·

Facts. Lengthened partials can feel nice but aren't a substitute for solid, full-range work. Focus on your 1RMs and hitting PRs in the big lifts, not chasing after fancy stuff. If it ain't broke, don't fix it. But sure, give it a shot and see what happens.

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u/saltyngl·

i've seen some lifters try lengthened partials to push through plateaus, but I'd caution against relying too heavily on them. The research on this isn't robust, and the emphasis on full range training is still the gold standard for hypertrophy. If you really want to experiment, consider using them as accessory work after your main lifts. That way, you keep the focus where it matters while still exploring something new.

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u/cuttingseason_2024·

Lowkey, i hit a new deadlift PR after a few weeks of adding these in. Not saying they're everything, but I'm definitely feeling stronger. Maybe give it a shot during your next cut

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u/saltyngl·

I run a gym and see a lot of new lifters trying to add these without proper foundation. Don't skip full-range lifts just because you heard about a new technique. It's about building a base first, then adding in different variations.

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u/strongmommy22·

You should also think about how it fits into your overall programming. If you're already doing a lot of volume, adding in lengthened partials might lead to overtraining. I've been there, trust me. But if you're smart with it and listen to your body, it could be a fun way to break a plateau. Just remember to keep your main lifts the priority!

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u/meat_and_lifts·

I still think it's about the fundamentals. If you want to try new things, just make sure they fit your overall plan. Otherwise, you're wasting time.

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u/meat_and_lifts·

Facts! If you're not hitting your full range, you might be missing out on actual muscle growth. Just keep it simple. Big lifts get you strong.

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u/strongcoffee17·

Pro tip: use a lighter weight when you start doing these. That way, you can really focus on the form and not just crank out reps. Your muscles will thank you later.

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u/cuttingseason_2024·

Skill issue if you can't feel the gains! Keep it simple. I think partials can work as long as you know how to implement them properly.

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u/strongmommy22·

Lengthened partials can be really beneficial, especially if you're trying to improve your strength in the stretched position of a lift. As a mom, I always need efficient workouts, so I've incorporated them into my routine. I've noticed that my deadlifts have improved significantly because of it! Just remember to balance it with full-range movements too.

8
u/muscledmomma·

As a mom, my workouts are often interrupted, so I've started adding lengthened partials for time efficiency. I can get an intense workout done in less time. Not saying they replace full-range, but it helps when you're juggling family and fitness!

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u/strongcoffee17·

Just to add, using lengthened partials, you really need to focus on the mind-muscle connection. You can't just go through the motions. It's about feeling that stretch and loading the muscle correctly. Also, caffeine helps me push through those last reps when I do them.

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u/strongcoffee17·

Ngl, I do think there's something to be said about muscle fiber recruitment with these. Just started doing them on squats and I can feel my quads firing differently. Got a nice pump after.

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u/saltyngl·

You're seeing PRs but you need to remember muscle adaptation takes time. Don't just jump on every trend you hear about. Stick to what's working until you hit a wall

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u/running_to_breathe·

Lmao, I thought lengthened partials were just an excuse to skip the hard part of the lift. But honestly, I tried them on leg day, focusing on the stretched position, and I felt a burn like never before! Definitely added some volume without feeling too exhausted afterward. So I think there might be something to it, at least for isolating certain muscle fibers.

7
u/meat_and_lifts·

Lengthened partials? Sounds like a fancy way to say you're just not lifting full range. Meat and muscle need full activation, so I'm skeptical. Stick to your big lifts.

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u/strongcoffee17·

100% on board with this. i tried lengthened partials for bench press and noticed my strength in the bottom position improved a lot. It felt like it unlocked a new range of motion for me. Just make sure you're tracking your overall volume and not overdoing it, because that can lead to burnout if you don't manage recovery well. Coffee helps too, lol.

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u/strongmommy22·

For research backing, I've seen some studies that suggest muscle growth happens better in the lengthened position due to increased time under tension. It's not just hype! But always, don't forget to mix in full-range lifts for balanced strength.

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u/strongcoffee17·

I've been using lengthened partials for a while now, mainly in my bench press and squat. I can say that they add a new dimension to your lifts, especially focusing on the stretched position. My chest has seen some serious growth since I started incorporating them, and I'm hitting PRs on full range lifts.

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u/recipequeen44·

I found that lengthened partials work well when paired with drop sets. After I hit failure on my regular reps, I switch to partials to keep pushing my limits. It's a fun way to mix things up too! Try it with your next arm workout.

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u/running_to_breathe·

Running helps my overall endurance, but I love mixing in strength too! Lengthened partials sound interesting. I might give them a try during my cross-training sessions. I just enjoy keeping it all light-hearted!

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u/meat_and_lifts·

Lengthened partials? I'd say skip 'em. Focus on full range of motion, that's where real strength comes from. You're already lifting 5 days a week, so why complicate it?

0
u/recipequeen44·

Another thing to consider is mixing in eccentric training. Lengthened partials could complement that pretty well. I've seen better results when I pair them with a good eccentric phase too.

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