Lat Width Guide

How to build lat width, and how to know it is working

Width comes from the lats and the teres major, built by vertical pulling at long range — and read off your back, not off a tape around your waist.

· Written by the BackMaxx team

The short answer

Lat width is the spread of the latissimus dorsi below the armpit, the flare that makes a V-taper. BackMaxx scores it as the Lat Width zone out of 100, reading the lats and teres major from one back photo, and builds it from 21 tagged movements led by vertical pulling rather than rowing.

How to build lat width

Lat width is built by vertical pulling, run at long range and led with rather than tacked on. The lats and the teres major are the only two muscles BackMaxx scores under the Lat Width zone, and both answer to the same input: an overhead pull that starts with the arm fully stretched and finishes with the elbow driven down and back. The corpus tags 21 movements as Lat Width primary and another 15 carry the zone as a secondary target, so 36 of the 77 movements touch your width. Order beats selection. Open every session with a loaded vertical pull, put rows in the second slot, finish at length, and re-shoot the back photo weekly so the Lat Width score decides whether it worked.

That last part is where this page parts company with every other V-taper article. The rest of the internet measures a V-taper with a tape measure around your shoulders and around your waist. BackMaxx scores the lats themselves, from behind, on the same 0–100 scale as the other five zones. Those two numbers are not the same number, and only one of them tells you what to train.

What lat width is, and what it is not

Strictly, the term names one thing: the horizontal spread of the latissimus dorsi below the armpit — the part of your outline that flares out at the top of the ribcage and runs in toward the waist. BackMaxx states the zone in one line: “The V-taper. Width from the armpit down.” That is a claim about a specific region of a specific muscle, not about your whole silhouette.

The lat’s own training note in the app is equally narrow: it “needs a full stretch at the top and a long range. Vertical pulling first, rows second.” Everything on this page is downstream of that sentence.

Sitting on top of the lat, tucked under the armpit, is the teres major. Its payoff line calls it “the small bulge under the armpit that makes the V look wider than it is,” and that is not flattery — it is the highest point of the flare, so it sets where your outline starts turning outward. Its training note names the mechanism: “wide-grip pulling and straight-arm work — anything that drives the elbow down and back.”

Four things get mistaken for lat width, and each one is a different zone or no zone at all.

Shoulder width is not lat width. The distance across the top of your shoulders is clavicle plus deltoid. Deltoids are not in the eight-muscle map at all, because BackMaxx scores the back, and no amount of side-delt work moves the Lat Width score.

Trap slope is not lat width. The frame around the neck is the Traps zone, scored through the Upper Traps, and it sits above the armpit rather than below it. A heavy trap build reads as a wider top and does nothing to the sweep underneath.

Thickness is not width. The Upper Back zone is described as “thickness and the 3D look from the side,” which is depth between the shoulder blades — rhomboids, lower traps, infraspinatus. It is the reason a back can look enormous from the side and narrow from behind, and it is worth reading the difference between back width and back thickness before you decide which one you are actually short of.

A lat spread is not lat width either. Flaring the elbows out and rolling the shoulders forward widens your outline instantly. It widens it in the photo too, which is why a spread inflates Lat Width the same way it inflates a mirror.

Why shoulder-to-waist ratio is not lat width

Every V-taper page on the internet ends at the same place: a fraction. Shoulder circumference over waist circumference, one number, done. It became the standard because it is easy to collect and because proportion really is what people read across a room. It is still the wrong instrument for the job in front of you.

Start with where the tape sits. A shoulder circumference runs around the widest part of the shoulder girdle, roughly level with the top of the armpits. That path crosses deltoid, upper trap and ribcage. The lat sweep that makes a V — the part that starts at the armpit and runs down — is below the tape, so the muscle you are trying to build is largely outside the measurement you are using to judge it.

Then look at which half of the fraction is easier to move. The waist is the denominator and the smaller of the two numbers, so every centimeter there swings the result harder than a centimeter of shoulder does. A ratio can improve across a cut in which no back training happened at all, and it can stall through a block in which real width was added. The number is honest about your outline and silent about your effort.

Worst of all, one figure has to speak for six regions. A tape cannot separate a back with wide lats and a hollow middle from a back with a thick middle and no sweep, and those two backs need opposite training blocks for the next four weeks.

The question you actually haveWhat a shoulder-to-waist ratio can answerWhat the Lat Width score answers
How wide am I from behind?Indirectly, mixed in with deltoid, trap and ribcage circumferenceDirectly, as a 0–100 score for the armpit-down sweep
Is it the lats or the teres major that is behind?NoYes — the two are scored separately under the zone
Did my back change, or did my waist?Not separable from one fractionLat Width moves on its own, independently of the other five zones
Which zone should lead Monday’s session?NoThe lowest zone leads, and the plan is built from it
Is left keeping up with right?No — a tape goes all the way around and sums both sidesSymmetry is scored as its own zone
Does it need a second person and a tape?UsuallyOne photo, selfie camera, five-second timer

None of which makes the ratio useless. It is a fine outline metric, it is the number everyone else quotes, and if you want yours read properly — where the tape goes, how much a placement error is worth, what the bands mean — the shoulder-to-waist ratio calculator does that job and explains what it hides. Collect both if you like. Just do not train off the fraction.

Where the Lat Width score comes from

The capture is deliberately dull. One rear photo, selfie camera so you can frame it before you turn around, five-second self-timer, phone propped on something solid. An AI vision model reads that single frame and returns six zone scores and eight muscle scores on one 0–100 scale, which roll up into the Back Score and a rank.

Lat Width is one of those six, and two of the eight muscle scores sit under it.

Lat Width, as the app scores it
Zone payoff line“The V-taper. Width from the armpit down.”
Muscles scored under itLats (latissimus dorsi), Teres Major
Movements tagged Lat Width primary21
Movements carrying it as a secondary zone15
Corpus movements tagged Lats38 — the most of any of the eight muscles
Corpus movements tagged Teres Major17, and every one of them is a Lat Width primary movement

Two numbers in that table are worth pausing on. Lats is the most heavily tagged muscle in the whole corpus at 38 movements, because rowing touches it as well as pulling. Teres Major is tagged 17 times and never once outside the Lat Width group — no row, no shrug, no fly reaches it. So a mid-range Lat Width score with a low Teres Major underneath it has a precise reading: you have been pulling, but not wide and not with straight arms.

What happens next is the reason the score exists at all. The plan is generated from your weakest areas, so the lowest-scoring zone is the one it gets built around. A low Lat Width does not just tell you that you are narrow. It puts a vertical pull at the front of your next session, drawn from the 21 movements tagged to the zone.

What the model can grade is limited to what the frame shows, so the score responds to things that are not your back. Arms flared instead of hanging, a waistband out of shot, a lamp behind you rather than in front, a different room — each of those moves Lat Width without a fiber changing. The fix is repeatability, not photo quality: same spot, same height, same distance, same time of day, weekly.

And the honest framing, which the ratio pages rarely bother with: this is an estimate read off a photograph for training motivation. It is not a measurement of your anatomy, and no vision model can tell you what your lat is doing under the skin.

The lat width exercises, ranked by how directly they load the lats

Ranking here means one thing: how much of the movement is the lat doing the shortening, over how much range, against how much load. That produces four tiers among the 21 Lat Width primary movements, and a fifth tier of rows that carry the zone second.

Tier 1 is a loaded vertical pull that bends the elbow, with both width muscles tagged. Fifteen of the 21 sit here, and they are the movements that build width rather than maintain it.

MovementEquipmentSets x repsLevelThe app’s cue
Wide-Grip Lat PulldownCable3 x 10–12Beginner“Take a grip just outside shoulder width and pull the bar to your collarbone without shrugging.”
Lat PulldownCable3 x 10–12Beginner“Drive your elbows down toward your hips and keep your chest tall instead of leaning way back.”
Pull-upBodyweight3 x 6–10Intermediate“Start from a dead hang and lead with your chest to the bar, not your chin.”
Chin-upBodyweight3 x 6–10Intermediate“Use an underhand grip, squeeze your shoulder blades down, and pull until your chin clears the bar.”
Neutral-Grip Pull-upBodyweight3 x 6–10Intermediate“… pull smooth, no kipping.”
Close-Grip Lat PulldownCable3 x 10–12Beginner“Keep your elbows tucked in front of you and feel the stretch at the top of every rep.”
Weighted Pull-upBodyweight3 x 4–6Advanced“Add weight only once bodyweight sets are strict; keep the same full range of motion.”
Weighted Chin-upBodyweight3 x 4–6Advanced“Brace your core so the plate doesn’t swing, and control the descent on every rep.”
Banded Lat PulldownResistance Band3 x 12–15Beginner“Anchor the band high, kneel tall, and pull your elbows down and back under control.”
Assisted Pull-upMachine3 x 8–12Beginner“Use just enough assistance to finish every rep with your chest, not momentum.”
Assisted Chin-upMachine3 x 8–12Beginner“Set the assistance so the last two reps are hard, and lower yourself slowly each time.”
Negative Pull-upPull-up Bar3 x 4–6Beginner“Jump or step to the top, then take a full three to five seconds to lower all the way down.”
L-Sit Pull-upPull-up Bar3 x 4–6Advanced“Hold your legs parallel to the floor for the whole set — if they drop, the set is over.”
Commando Pull-upPull-up Bar3 x 4–8Advanced“Grip the bar lengthwise and alternate which shoulder passes the bar each rep.”
Towel Pull-upTowel3 x 4–6Advanced“Squeeze the towels hard — your grip gives out before your lats, so build up gradually.”

Tier 2 is two movements, and they are the only two in the corpus where the lat is asked to work without the elbow bending.

MovementEquipmentSets x repsLevelThe app’s cue
Straight-Arm PulldownCable3 x 12–15Intermediate“Lock a slight elbow bend and sweep the bar down with your lats, not your triceps.”
Banded Straight-Arm PulldownResistance Band3 x 12–15Beginner“Anchor the band high, arms almost locked, and sweep your hands to your thighs by driving the elbows down and back — lats only.”

Tier 3 is position and length under load rather than reps. Three movements, all on a bar, all beginner-tagged, and all worth running as openers rather than finishers.

MovementEquipmentSets x reps or holdWhat it is for
Scapular Pull-upPull-up Bar3 x 8–12The only Lat Width movement where the elbow stays locked: “Hang with straight arms and pull only your shoulder blades down — your arms never bend.” Tagged Lower Traps and Rhomboids ahead of Lats, which is why it teaches the position the other 20 movements need.
Active HangPull-up Bar3 x 15–30sA held version of the top of a pull-up — blades pulled down away from the ears. Tagged Lats and Lower Traps, no Teres Major, so it builds the position rather than the flare.
Dead HangPull-up Bar3 x 20–40sThe only movement in the corpus tagged Lats and nothing else. Pure loaded length at the top of the range, which is exactly what the lat’s training note asks for.

Tier 4 is one movement: Child’s Pose, 2 x 30–60s, the single Lat Width entry flagged as a stretch. “Sink your hips to your heels and walk your hands forward until you feel the stretch down your lats.” It closes a session; it does not build one.

Tier 5 is the 15 movements that lead with another zone and pick Lat Width up second — fourteen rows and one stretch. Every one of them is tagged Lats, and in six of the fourteen rows the corpus lists Lats ahead of Rhomboids. Those six are the rows pulling the most double duty, and they are the ones to put in the second slot of a width session.

RowEquipmentSets x repsPrimary zoneLats listed first?
Barbell RowBarbell3 x 6–10Upper BackYes
One-Arm Dumbbell RowDumbbell3 x 8–12Upper BackYes
Dumbbell Bent Over RowDumbbell3 x 8–12Upper BackYes
Meadows RowBarbell3 x 8–10Upper BackYes
Single-Arm Cable RowCable3 x 10–12Upper BackYes
Kettlebell Single-Arm RowKettlebell3 x 8–12Upper BackYes
Pendlay RowBarbell3 x 5–8Upper BackNo
Seated Cable RowCable3 x 10–12Upper BackNo
T-Bar RowMachine3 x 8–10Upper BackNo
Machine RowMachine3 x 10–12Upper BackNo
Inverted RowBodyweight3 x 8–12Upper BackNo
Banded RowResistance Band3 x 12–15Upper BackNo
Towel RowTowel3 x 10–15Upper BackNo
Doorway RowDoorway3 x 10–15Upper BackNo
World’s Greatest StretchBodyweight2 x 30–45sLower BackYes — the only non-row here, tagged Lats and Erectors

Read the two groups together and the plan writes itself: something from Tier 1 first, a Tier 5 row second, a Tier 3 hang or a Tier 4 stretch to finish. The full set, each with its line-art movement frames, is at the 21 Lat Width exercises.

Four reasons you cannot feel your lats working

The first reason is that the arms finished the rep. Elbow flexors are strong, the bar arrives at your chin either way, and the lat gets a share rather than the job. Nothing in a pull-up tells you which happened.

Three cues in the corpus exist specifically to take that share back, and they are worth reading as a sequence rather than as tips. Scapular Pull-up removes the elbow entirely — the arms never bend, so the only thing that can move you is the blades coming down. Straight-Arm Pulldown keeps the elbow locked at a slight bend and asks the lat to sweep the whole arm down, with the instruction naming the failure out loud: lats, not triceps. Lat Pulldown then reintroduces the elbow but changes the target, driving the elbows down toward the hips instead of hauling the bar toward the face.

The second reason is range. The lat’s training note asks for a full stretch at the top, and most people never visit that position under load — they start each rep from wherever the previous one stopped. A dead hang is the cheapest fix on the list, because it is the top of the range with nothing else to think about.

The third is shrugging. Wide-Grip Lat Pulldown’s cue ends with “without shrugging” for a reason: let the shoulders rise to meet the bar and the upper traps take the first third of the pull. That still trains something. It trains the Traps zone.

There is a fourth reason, and it is the one nobody mentions: grip. Towel Pull-up is tagged advanced purely because of it, and the cue says so outright — the hands give out before the lats do. If your forearms are the thing ending your sets, the lats never reach the part of the set that counts, and the honest fix is a machine or a band rather than more willpower.

Pull-up bar vs cable vs band vs doorway

Equipment does not change the exercise list a little here. It changes it completely, because Lat Width is the zone where equipment decides the most.

SetupLat Width primary movementsAlso reaches Lat WidthWhat it gets you
Pull-up bar6, plus Pull-up, Chin-up, Neutral-Grip Pull-up, both weighted variants and Towel Pull-up hung from it—Every one of the 6 Pull-up Bar movements in the corpus is a Lat Width movement. No other piece of equipment is that single-purpose.
Cable stack4 — Wide-Grip, standard and Close-Grip Lat Pulldown, plus Straight-Arm PulldownSeated Cable Row, Single-Arm Cable RowHalf of the 8 Cable movements in the corpus lead with Lat Width. Load moves in small steps, which no band or bodyweight variant can match.
Machine2 — Assisted Pull-up, Assisted Chin-upT-Bar Row, Machine RowThe only two movements that assist the pull-up itself, so you run the real pattern at a load you can finish. Set the help so the last two reps are hard.
Resistance band2 — Banded Lat Pulldown, Banded Straight-Arm PulldownBanded RowA high anchor plus a band covers both a vertical pull and the straight-arm sweep, at 3 x 12–15 rather than 3 x 6–10.
Towel1 — Towel Pull-up (advanced)Towel RowBoth Towel movements in the corpus touch Lat Width, and both need something to loop the towel over.
Doorway0Doorway RowThe single Doorway movement leads with Upper Back and picks Lat Width up second. A doorway alone will not lead a width block.
Nothing at all1 — Child’s Pose, and it is a stretchWorld’s Greatest StretchStrip out the bar, the band, the cable and the towel and the Lat Width list collapses to two stretches.

That bottom row is the single most useful fact on this page. Of the 21 Lat Width movements, 13 are home-capable — and 10 of those need something overhead to hang from, 2 need a band, and the last one is Child’s Pose. Lat width is the one zone you cannot improvise your way through: buy the band or find the bar. Compare that with the Upper Back zone, where a towel, a doorway or a pair of dumbbells all put a genuine primary movement in your hands.

The gym-only remainder is 8 movements: all four pulldown variants, both assisted machines, and the two weighted variants. If you train at home, the honest read is that the cable stack’s small load increments are the thing you are missing, and the answer is more sets and slower negatives rather than a heavier band.

Inside the four-week V-Taper Sprint

There are five focus programs in BackMaxx, and two of them lead with Lat Width. The four-week V-Taper Sprint is the one to run if you have a bar or a stack and a normal week. The app’s own description of it is the whole method in two sentences: “Every session opens with a vertical pull and finishes with a lat-length stretch. Four weeks of width, with thickness work kept in the second slot so nothing else slides.”

Three sessions, and the lead zones are fixed: Lat Width, Lat Width, Upper Back. That answers the frequency question with a structure rather than a guess. Width leads twice a week; the third session hands the lead to thickness so the Upper Back score does not slide backward while you chase the sweep.

V-Taper SprintPull-Up Progression
Length4 weeks6 weeks
Lead zones, session by sessionLat Width, Lat Width, Upper BackLat Width, Upper Back, Lat Width
Pull-up bar requiredNoYes
Tagline“Width first.”“Toward your first strict rep — or your tenth.”
Run it whenLat Width came back as your lowest zone and you can already pull something overheadYou cannot yet do strict reps, or you want more of them

The two programs are not alternatives so much as a sequence. Pull-Up Progression is six weeks of hangs, negatives and assisted reps with lat and upper-back volume behind them, which is exactly the equipment-limited case above: it builds the ability to run Tier 1 movements. The Sprint then spends four weeks using it.

Whichever you run, the session shape stays the same. Tier 1 movement first, while you are fresh enough to hold range. A Tier 5 row second, because the rows that list Lats first are quietly doing width work as well as thickness. Tier 3 hang or Tier 4 stretch last, at length.

Tracking width week by week

Nobody can give you a date, and any page that does is inventing one. What can be pinned down is the measurement cadence, which is the part you control.

Re-scan weekly, on the same day, in the same spot. Weekly is frequent enough that you catch a trend and infrequent enough that a single bad photo does not become your baseline. Watch the Lat Width zone score, not the Back Score. Width can climb while the total sits flat, because the total is being held down by the five zones you are deliberately not leading with.

Judge in four-week units, because that is what the Sprint is. One block, one before-and-after pair, one comparison. Inside a block, the numbers that move week to week are as much about light and stance as about muscle.

Expect the rank ladder to move quickly at the bottom and slowly at the top. Newbie covers everything below 38 in one 38-point band, then Starter through Master are 8 points each, Grandmaster is 7 and Titan is 6. Early blocks cross bands; late blocks buy points. And of the nine rank taglines in the app, exactly one names what this page is about — Pro, the 54–61 band: “Width, and the start of the V.” That is the checkpoint to aim at, and it arrives well before GOAT.

One more thing worth knowing before you start: the Teres Major score can move ahead of the Lats score inside a single block, because 17 movements reach it and all of them are wide-grip or straight-arm work. If you added Straight-Arm Pulldown and a wider grip in week one, that is the number that will show it first.

Bone structure sets the frame, training fills it

Some of your V-taper was settled before you ever touched a bar, and it is worth naming which parts so you stop trying to train them.

Clavicle length sets the width of your frame at the top. Ribcage width and depth set how far out the lats have to travel before they show. Pelvis width sets the bottom of the V, and it is the reason two lifters with identical lats can post different shoulder-to-waist ratios. Where your lat attaches low down decides how far the sweep runs toward your waist, which is why some backs read wide immediately and others need more muscle to read the same way. Torso length changes how all of it is spaced.

None of that moves. All of it is baked into the fraction the rest of the internet is asking you to chase, which is the deeper argument for scoring the muscle instead: a Lat Width score reads how developed the lats and teres major are, not how favorable the skeleton underneath them is. You can max a zone score on a narrow frame. You cannot out-train a pelvis.

What is left after bone is genuinely most of it. The lats are the largest muscle on your back by area and the most heavily represented in the corpus, at 38 tagged movements. The flare at the top is teres major, a small muscle that responds fast to a grip change. Neither of those is fixed, and both are what the Lat Width score is looking at.

So use the frame as context, not as a verdict. Take the photo, read the zone, run the block that leads with it, and take the photo again.

Key takeaways

  • Lat Width is scored from two muscles only: the Lats and the Teres Major, both read from a single rear photo on the same 0–100 scale as the other five zones.
  • A shoulder-to-waist ratio crosses deltoid, upper trap and ribcage at armpit height, which leaves the armpit-down lat sweep that actually makes a V below the tape.
  • The corpus tags 21 movements as Lat Width primary and 15 more carry the zone second, so 36 of the 77 movements touch your width.
  • All 17 Teres Major movements are Lat Width primaries, so a low Teres Major score means you have been pulling without a wide grip and without straight arms.
  • Take away the bar, the cable, the band and the towel and the only Lat Width primary left is Child’s Pose, a stretch, which makes width the one zone you cannot improvise.
  • The V-Taper Sprint fixes the frequency question at three sessions leading Lat Width, Lat Width, Upper Back for four weeks, then you re-scan.

What the research says

Lat width in this guide rests on three choices: overhead pulling, a long range with a real stretch at the top, and enough weekly sets aimed at the lats. This is what published trials say about each of them.

  • A wider grip is not the width switch it is sold as. In 15 men doing lat pulldowns at one, one and a half and two times shoulder width, lat activity over the whole rep was similar across all three grips, and the widest grip moved slightly less weight for six reps (about 77 kg against 80 kg). [1]
  • Palm direction mostly changes the helpers. Measured in 25 young adults, chin-ups drew more biceps and chest activity than pull-ups, while pull-ups drew more from the lower trapezius. [2]
  • Training a muscle at long lengths may pay off. In a 12-week trial, the leg trained with seated leg curls, which load the hamstrings in a lengthened position, gained more hamstring volume than the leg trained lying down (+14% against +9%). It is a leg study, so read it as a lead for the lats rather than proof. [3]
  • Partial reps in the stretched half of the range held their own: over 8 weeks in 30 trained people, lengthened partials and full-range reps gave similar gains in arm muscle thickness and in lat pulldown 10-rep max, and the authors advise emphasizing the stretched position either way. [4]
  • Sets add up. Pooling 15 studies, each extra weekly set was associated with roughly a 0.37% larger gain in muscle size. [5]

Sources

  1. Andersen V, Fimland MS, Wiik E, et al. (2014). Effects of grip width on muscle strength and activation in the lat pull-down. J Strength Cond Res. PubMed 24662157 · doi:10.1097/JSC.0000000000000232
  2. Youdas JW, Amundson CL, Cicero KS, et al. (2010). Surface electromyographic activation patterns and elbow joint motion during a pull-up, chin-up, or perfect-pullup™ rotational exercise. J Strength Cond Res. PubMed 21068680 · doi:10.1519/JSC.0b013e3181f1598c
  3. Maeo S, Huang M, Wu Y, et al. (2021). Greater Hamstrings Muscle Hypertrophy but Similar Damage Protection after Training at Long versus Short Muscle Lengths. Med Sci Sports Exerc. PubMed 33009197 · doi:10.1249/MSS.0000000000002523
  4. Wolf M, Androulakis Korakakis P, Piñero A, et al. (2025). Lengthened partial repetitions elicit similar muscular adaptations as full range of motion repetitions during resistance training in trained individuals. PeerJ. PubMed 39959841 · doi:10.7717/peerj.18904
  5. Schoenfeld BJ, Ogborn D, Krieger JW (2017). Dose-response relationship between weekly resistance training volume and increases in muscle mass: A systematic review and meta-analysis. J Sports Sci. PubMed 27433992 · doi:10.1080/02640414.2016.1210197

Frequently asked questions

Do rows build lat width?

Rows build some, but they are the second lever. All 15 movements that carry Lat Width as a secondary zone are tagged Lats, and six of the fourteen rows among them list Lats ahead of Rhomboids — Barbell Row, both dumbbell rows, Meadows Row, Single-Arm Cable Row and the kettlebell row. Not one row in the corpus reaches the Teres Major. The lat’s training note settles the order: vertical pulling first, rows second.

What are the best exercises for lat width?

A loaded vertical pull that bends the elbow, with both width muscles tagged. Fifteen of the 21 Lat Width movements qualify, headed by Wide-Grip Lat Pulldown at 3 x 10–12, the standard Lat Pulldown, and the Pull-up and Chin-up at 3 x 6–10. Straight-Arm Pulldown at 3 x 12–15 is the one that loads the lat with the elbow out of the way.

Can you build wide lats without pull-ups?

Yes. Ten of the 21 Lat Width movements ask for no chin-over-bar rep at all: four cable pulldowns, two banded movements, Active Hang, Dead Hang, Scapular Pull-up and Child’s Pose. Two more, Assisted Pull-up and Assisted Chin-up at 3 x 8–12, run the pattern before you own the rep. What you cannot skip is equipment — with nothing at all, one stretch is left.

How many times per week should you train lats?

Twice as the lead, with a third session led by something else. That is exactly how the four-week V-Taper Sprint is built: three sessions whose lead zones are Lat Width, Lat Width, Upper Back, each opening with a vertical pull and closing with a lat-length stretch. Thickness stays in the second slot so the Upper Back score does not slide while width leads.

Why can’t I feel my lats working?

Usually the arms finished the rep. Run the corpus cues as a sequence: Scapular Pull-up, where the arms never bend at all; then Straight-Arm Pulldown, whose cue names the failure outright — sweep the bar down with your lats, not your triceps; then Lat Pulldown, driving the elbows down toward the hips instead of pulling the bar to your face. Range and grip are the other two culprits.

Should you go heavy on lat exercises?

Heavy enough to keep full range, and no heavier. The corpus puts pull-ups and chin-ups at 3 x 6–10, pulldowns at 3 x 10–12, and the weighted variants at 3 x 4–6 — and Weighted Pull-up’s cue reserves those for lifters whose bodyweight sets are already strict. Straight-arm and banded work sit at 3 x 12–15 because load there is limited by design. A rep that starts below full stretch is not a lat rep.

How long does it take to get a V taper?

Long enough that the only useful answer is a cadence. Re-scan weekly in the same spot, judge in four-week blocks because that is the length of the V-Taper Sprint, and watch the Lat Width zone rather than the Back Score. Rank movement front-loads: Newbie covers everything below 38 in one band, while Titan is only 6 points wide.

Find out where your back actually stands

One photo, a Back Score out of 100, six zones and eight muscles ranked — then a plan built on whatever came out lowest.

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