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Reverse Hyperextension

The decompressive glute builder — build powerful glutes and hamstrings while protecting and rehabilitating your lower back


⚡ Quick Reference

AspectDetails
PatternHip Extension (Dynamic)
Primary MusclesGlutes, Hamstrings
Secondary MusclesErector Spinae, Lower Back
EquipmentReverse Hyperextension Machine
Difficulty⭐⭐ Intermediate
Priority🟢 Accessory/Rehab

Movement Summary

Key Benefits

  • Decompression: Traction on the spine during movement (unique!)
  • Glute focused: Intense glute activation with minimal spinal stress
  • Rehab-friendly: Can strengthen posterior chain with injured back
  • High volume: Can do lots of reps without fatigue-induced form breakdown

🎯 Setup

Machine Adjustment

  1. Pad height: Adjust so when you lie prone, your hips are JUST off the front edge
    • Hips should be unsupported, hanging in space
    • Torso fully supported on pad
  2. Body position: Lie face down, torso on pad, hips hanging off edge
  3. Grip: Grab handles firmly (prevents sliding during movement)
  4. Leg position: Legs through the pendulum/strap system
    • Depending on machine: ankle straps, pendulum arm, or roller pad
  5. Starting posture: Legs hanging down, slight stretch in glutes/hamstrings

Equipment Setup

ComponentPositionNotes
Pad HeightHips just off front edgeCritical for proper movement
Weight (if applicable)Start light (0-20 lb)Most machines have weight horn
Strap/PendulumSecure around ankles/calvesShould feel secure, not cutting circulation
HandlesWithin easy reachNeed to grip firmly throughout
Setup Cue

"Lie so your hip bones are just hanging off the edge — your torso is locked in place, only your legs will move"

Body Positioning

PositionDescriptionWhy It Matters
TorsoFully on pad, locked in placeCreates stable base, allows decompression
HipsHanging off edge, unsupportedAllows full ROM in hip extension
GripFirm on handlesPrevents sliding, creates full-body tension
HeadNeutral or resting on padPrevents neck strain

Machine Types

FeatureDescription
DesignPendulum arm with weight horn
WeightPlates loaded on arm
Best ForProgressive overload, versatility

Most common in powerlifting/strength gyms


🔄 Execution

The Movement

What's happening: Setting up for dynamic hip extension

  1. Torso locked on pad, hips hanging off edge
  2. Legs hanging down toward floor (relaxed)
  3. Slight stretch felt in glutes and hamstrings
  4. Arms gripping handles firmly
  5. Breathing: Normal breathing, relaxed

Feel: Stretch in posterior chain, stable torso

Key point: Starting position has legs BELOW body level — this creates the stretch and decompression

Visual: Legs hanging like a pendulum at rest

Key Cues

Primary Cues
  • "Lock your torso, swing your legs" — only the legs move
  • "Squeeze glutes to lift, control the descent" — active up, controlled down
  • "Parallel at the top, then back down" — defines safe ROM
  • "Feel the stretch at the bottom" — ensures decompression benefit

Tempo Guide

GoalTempoExample
Strength2-0-2-12s up, no pause, 2s down, 1s stretch
Hypertrophy2-2-3-12s up, 2s hold, 3s down, 1s stretch
Rehab/Pump1-0-2-21s up, no pause, 2s down, 2s stretch
Endurance1-0-1-01s up, no pause, 1s down, continuous

Breathing Pattern

PhaseBreathingWhy
StartingNormal, relaxedNo need for bracing (torso is stable)
RaisingExhaleFacilitates contraction
TopHold or normalMaintain tension
LoweringInhaleRelax into stretch

Decompression Mechanics

The reverse hyper's unique benefit:

Why it matters: Unlike regular back extensions where your spine is compressed, the reverse hyper DECOMPRESSES the spine as your legs hang and swing down. This can be therapeutic for disc issues.


💪 Muscles Worked

Activation Overview

Primary Movers

MuscleActionActivation
Glutes (Maximus)Hip extension — swinging legs up█████████░ 95%
HamstringsAssist hip extension, stretched at bottom████████░░ 85%

Secondary Muscles

MuscleActionActivation
Erector SpinaeStabilization (isometric)██████░░░░ 60%
Lower Back (Multifidus, etc.)Spinal stability during leg swing█████░░░░░ 55%

Stabilizers

MuscleRole
CorePrevents excessive torso movement
LatsHelps lock torso in place via grip
Muscle Emphasis

To emphasize glutes: Hold at top for 2s, focus on squeeze, moderate weight To emphasize hamstrings: Slower eccentric (4s down), deeper stretch at bottom For rehab: Light weight, 20-30 reps, focus on decompression stretch

Comparison to Similar Exercises

ExerciseGlute ActivationHamstring ActivationSpinal Stress
Reverse HyperVery High (95%)High (85%)Low (decompressive)
Back Extension (45°)High (80%)Moderate (70%)Moderate
Hip ThrustVery High (95%)Moderate (60%)Very Low
Romanian DeadliftHigh (85%)Very High (95%)Moderate

⚠️ Common Mistakes

MistakeWhat HappensWhy It's BadFix
Swinging too highLegs go way above parallelHyperextends lumbar spineStop at parallel — glutes should be fully contracted there
Moving too fastJerky, ballistic swingingMomentum, not muscle; injury riskControlled tempo (2s up, 2s down)
Hips too far forwardHips on pad, not hanging offCan't get full ROM, no decompressionAdjust position — hips should be OFF the pad
Not gripping handlesSliding forward during movementUnstable, can't generate forceGrip firmly throughout
Going too heavy too soonUsing max weight before masteringPoor control, spinal stressStart light, master pattern first
Not using full stretchShort ROM at bottomMisses decompression benefitLower legs fully, feel the stretch
Most Common Error

Swinging legs too high (hyperextension) — just like regular back extensions, going past parallel compresses your lower back. The magic happens from hanging (stretched) to parallel (contracted), not beyond.

Self-Check Checklist

  • Hips hanging OFF the pad edge (not on pad)
  • Gripping handles firmly throughout movement
  • Legs swing from below to parallel (not higher)
  • Movement is smooth and controlled (not jerky)
  • Feeling intense glute contraction at top
  • Feeling stretch and decompression at bottom

Form Check Visual Cues


🔀 Variations

By Loading

AspectDetails
LoadJust legs, or 0-20 lb on machine
DifficultyEasiest
Best ForLearning movement, rehab, high reps
Volume15-30+ reps

Perfect for: First-timers, post-injury rehab, pump work

By Training Purpose

VariationChangeWhy
Slow Tempo3s up, 2s hold, 4s downMax time under tension
Moderate Weight30-60 lbOptimal hypertrophy zone
Higher Volume15-20 repsMetabolic stress, pump
Pause at Top2-3s holdPeak contraction emphasis

Sample: 4 sets of 15-20 reps, 40 lb, 3-2-4-1 tempo

Advanced Variations

VariationKey DifferenceWhen to Use
Single-Leg Reverse HyperOne leg at a timeFix imbalances, increase difficulty
Isometric HoldHold at parallel for 10-30sBuild static strength
Banded ResistanceAdd bands for accommodating resistanceIncrease difficulty at top (peak contraction)
High Rep Pump Sets50-100+ repsRecovery, blood flow, endurance

📊 Programming

Rep Ranges by Goal

GoalSetsRepsRestLoadRIR
Strength3-48-1290s-2min70-120 lb1-2
Hypertrophy3-415-2060-90s30-70 lb2-3
Endurance/Pump2-320-30+45-60s0-30 lb3-4
Rehab/Recovery2-330-50+60s0-20 lb4-5

Workout Placement

Program TypePlacementRationale
Lower body dayEnd of workoutAccessory for glute/hamstring pump
Deadlift dayAfter deadliftsRehab/recovery for spine
Full-bodyAfter main liftsPosterior chain finisher
Recovery dayStandaloneLight, high-rep for blood flow
Programming Note

Louie Simmons (Westside Barbell) recommended reverse hypers after EVERY lower body session for spinal health. Many powerlifters do 100+ reps daily for recovery.

Frequency

Training LevelFrequencyVolume Per Session
Beginner2x/week2-3 sets of 15-20
Intermediate2-3x/week3-4 sets of 15-25
Advanced3-7x/weekVaries (heavy 2x, light recovery daily)

Note: Can be done more frequently than most exercises due to decompressive nature

Supersets & Pairings

Great to pair with:

  • Leg curls — double hamstring hit
  • Ab wheel rollout — posterior + anterior core
  • Calf raises — lower body finishing circuit
  • Back extensions — comprehensive posterior chain

Sample Weekly Structure

DayExerciseSets x RepsPurpose
Monday (Heavy Lower)1. Squat
2. RDL
3. Reverse Hyper (moderate)
4x5
3x8
3x20 @ 40lb
Strength, then pump
Wednesday (Recovery)1. Reverse Hyper (light)2x50 @ 10lbActive recovery, decompression
Friday (Volume Lower)1. Deadlift
2. Leg Curl
3. Reverse Hyper (heavy)
5x3
3x12
4x12 @ 80lb
Strength accessory

Progression Strategies

StrategyImplementationTimeline
Rep progressionAdd 2-5 reps per session2-3 weeks
Weight progressionAdd 5-10 lb when you hit top of rep rangeWeekly
Volume progressionAdd 1 set every 2 weeks4-6 weeks
Tempo variationIncrease pause at top (1s → 2s → 3s)2-3 weeks

Special Applications

For Powerlifters:

  • Post-heavy squat/deadlift: 2-3 sets of 30-50 reps (light) for recovery
  • 2x per week heavy (4x12 @ 70-100 lb) for strength
  • Daily light sets (100+ reps total) for cumulative volume

For Bodybuilders:

  • 3-4x per week, 15-20 reps with moderate weight
  • Focus on glute squeeze at top (2s hold)
  • Pair with hip thrusts and RDLs for complete glute development

For Rehab:

  • Daily or 5-6x per week
  • Very high reps (30-100 per set), minimal weight
  • Focus on stretch at bottom (decompression)

🔄 Alternatives & Progressions

Exercise Progression Path

Regressions (Easier)

ExerciseWhen to UseLink
Glute BridgeNo reverse hyper machine, beginner
45° Back ExtensionSimilar pattern, more accessible
Hip ThrustMore glute focus, less hamstring
Banded Hip Extension (standing)Home alternative, minimal equipment

Progressions (Harder)

ExerciseWhen ReadyLink
Single-Leg Reverse HyperMastered bilateral, want unilateralSame machine, one leg
Glute-Ham RaiseWant knee flexion component
Weighted Beyond BodyweightReverse hyper too easy at 20+ repsSame exercise, add weight

Alternatives (Same Goal, Different Movement)

AlternativeEquipmentEmphasis
Hip ThrustBarbell, benchMore loading capacity, peak contraction
Glute BridgeBarbell or bodyweightFloor-based, similar pattern
Cable Pull-ThroughCable machineHip hinge with constant tension

DIY Alternatives (No Machine)

SetupHow to Do ItEffectiveness
GHR + BandsLie on GHR backwards, bands around feetGood substitute
Bench + BandsLie on high bench, hips off edge, bandsDecent substitute
Table + Ankle WeightsSame concept, ankle weights instead of machineOkay for light work

🛡️ Safety & Contraindications

Who Should Be Careful

ConditionRiskModification
Low back painGenerally SAFE, but start lightBegin with 0 weight, 20-30 reps
Disc herniationUsually beneficial (decompressive), but individualMedical clearance first, very light
Hip impingementFlexion/extension may aggravateReduced ROM, avoid if painful
Recent back surgeryDepends on surgery typeMedical clearance required
PregnancyProne position late-termStop after first trimester
Unique Safety Profile

Unlike most lower back exercises, the reverse hyper is often THERAPEUTIC for back pain due to its decompressive nature. Many people with disc issues report relief. However, individual response varies — always start light.

Stop Immediately If
  • Sharp pain in lower back (not muscle fatigue/pump)
  • Radiating pain down legs
  • Numbness or tingling
  • Increased pain after session (mild soreness okay, pain not okay)

Injury Prevention

StrategyImplementation
Start lightFirst session: 0-10 lb, 2 sets of 15-20 reps
Master positionEnsure hips are off pad edge before adding weight
Control the swingNever ballistic — smooth and controlled
Don't hyperextendStop at parallel, don't swing legs way up
Progress slowlyAdd 5-10 lb per week MAX

Safe ROM Guidelines

Your ConditionSafe Bottom PositionSafe Top Position
Healthy backFull hang (legs below body)Parallel to floor
Back sensitivityPartial hang (not full stretch)Parallel or slightly below
Post-injury rehabMinimal ROM initiallyJust above neutral

Rehab & Prehab Use

The reverse hyper was INVENTED by Louie Simmons after a severe back injury. It's one of the best rehab exercises:

For Low Back Rehab:

  • Start with 0 weight, 2 sets of 30-50 reps
  • Focus on decompression at bottom (2-3s pause)
  • Gradually add weight as pain decreases
  • Can do daily for recovery

For Injury Prevention:

  • 2-3x per week after heavy lower body training
  • Light weight (20-40 lb), high reps (20-30)
  • Promotes spinal health, disc hydration

Success stories: Countless powerlifters have used reverse hypers to rehab serious back injuries and return to heavy lifting.

Contraindications

ConditionWhyAlternative
Severe spinal stenosisExtension may worsenAvoid, use flexion-based exercises
Acute disc herniationNeed medical assessment firstWait, get clearance
Unable to lie pronePosition not possibleUse back extensions or hip thrusts

🦴 Joints Involved

JointActionROM RequiredStress Level
HipExtension (concentric), Flexion (eccentric)90-110° flexion to extension🟡 Moderate
Spine (Lumbar)Decompression (unique!)Minimal active movement🟢 Low (beneficial)
KneeMinimal (slight flexion usually)Very little🟢 Very Low

Mobility Requirements

JointMinimum ROMTestIf Limited
Hip90° flexion to full extensionCan swing legs freelyHip flexor stretches
HamstringModerate flexibilityComfortable hang positionGradual stretching

Joint-Specific Considerations

Hip Joint:

  • Primary mover in this exercise
  • Dynamic flexion to extension creates glute/hamstring work
  • Open-chain movement (feet not fixed) = less joint stress
  • Very joint-friendly due to no impact

Lumbar Spine:

  • Experiences DECOMPRESSION during descent (unique benefit)
  • Traction effect can increase disc space, promote healing
  • Minimal active spinal movement (torso locked)
  • Lower stress than back extensions or deadlifts

Decompression Explained:

When legs hang down → Weight pulls on pelvis → Pelvis tilts →
Gentle traction on lumbar spine → Disc spacing increases →
Blood flow improves → Healing promoted

This is why Louie Simmons called it "the back saver"


❓ Common Questions

What makes reverse hypers different from regular back extensions?

Reverse Hyper:

  • Torso fixed, legs move
  • DECOMPRESSES the spine (traction)
  • More glute-focused
  • Pendulum/swinging motion
  • Often used for rehab

Back Extension:

  • Legs fixed, torso moves
  • Compresses or neutral spine
  • More erector-focused
  • Hinging motion
  • General strength exercise

The decompression is the key difference — reverse hypers can actually help heal back issues.

Can I do reverse hypers if I have a bad back?

Often yes, but start carefully:

Many people with disc issues, herniations, and chronic back pain find reverse hypers therapeutic. The decompression can promote healing.

Protocol:

  1. Get medical clearance if you have serious issues
  2. Start with ZERO weight, 2 sets of 20-30 reps
  3. Focus on the stretch at bottom (decompression)
  4. If it feels good, continue and gradually add weight
  5. If it increases pain, stop and consult a professional

Success rate: Very high — Louie Simmons rehabbed a broken back with this exercise.

How high should my legs go?

Stop at parallel to the floor (legs in line with torso).

Going higher hyperextends your lumbar spine, which defeats the purpose. The glutes are fully contracted at parallel — no need to go higher.

Visual cue: At the top, your body should be relatively straight (slight upward slope okay), not arched.

How much weight should I use?

Start light, progress slowly:

Training LevelStarting WeightTarget Weight
Beginner0-10 lb20-40 lb
Intermediate20-30 lb50-80 lb
Advanced40-60 lb80-150+ lb

General rule: You should be able to do 15-20 controlled reps. If you can't, it's too heavy.

Louie Simmons (inventor) worked up to 200+ lbs for sets of 8-10, but he was one of the strongest people alive.

Can I do these every day?

Yes! Unlike most exercises, reverse hypers can be done daily due to their decompressive nature.

Daily protocol:

  • Light weight (0-20 lb)
  • High reps (30-100 total)
  • Focus on recovery, blood flow, decompression

Heavy training: 2-3x per week with moderate-heavy weight

Many powerlifters do light reverse hypers after EVERY training session (5-7x per week) for spinal health.

What if I don't have a reverse hyper machine?

DIY options:

  1. GHR machine + bands: Lie backwards on GHR, bands around feet
  2. High bench + bands: Hips off edge, bands provide resistance
  3. Ankle weights: Less effective but better than nothing

True alternatives:

Nothing perfectly replicates the decompression benefit, but you can build glutes/hamstrings other ways.

Reverse hyper vs. glute-ham raise — which is better?

Different tools:

Reverse Hyper:

  • Pure hip extension
  • Decompressive (rehab-friendly)
  • Easier to load progressively
  • Better for high reps
  • More glute-focused

Glute-Ham Raise:

  • Hip extension + knee flexion
  • More hamstring involvement
  • Harder (bodyweight is challenging)
  • Better for hamstring strength
  • No decompression

Ideal: Do both! They complement each other perfectly.


📚 Sources

Biomechanics & Invention:

  • Simmons, L. (Westside Barbell) — Inventor of the Reverse Hyperextension Machine — Tier B
  • Biomechanics of Reverse Hyperextension (Powerlifting research) — Tier B

Muscle Activation:

  • ExRx.net Exercise Analysis — Reverse Hyperextension — Tier C
  • Glute Activation Studies — Contreras, B. — Tier A

Programming:

  • Westside Barbell Methods — Simmons, L. — Tier B
  • Conjugate Method Programming — Tier B
  • NSCA Essentials of Strength Training — Tier A

Rehab & Spinal Health:

  • McGill, S. (2015). Back Mechanic — Spinal loading analysis — Tier A
  • Spinal Decompression Research — Tier A
  • Physical Therapy Applications — Tier B

Practical Application:

  • EliteFTS Articles — Simmons & Wendler — Tier C
  • Squat University — Technique Analysis — Tier C
  • Powerlifting Community Experience — Tier C

For Mo

When to recommend this exercise:

  • User wants to build glutes and hamstrings
  • User has access to a reverse hyper machine (uncommon in commercial gyms)
  • User has lower back issues and wants rehab/prehab (WITH medical clearance)
  • User is a powerlifter or strength athlete
  • User wants high-volume posterior chain work with low fatigue

Who should NOT do this exercise:

  • No access to reverse hyper machine → use alternatives
  • Severe acute back injury → wait for medical clearance
  • Conditions worsened by extension → individual assessment needed

Key coaching cues to emphasize:

  1. "Hips hang OFF the pad — only your torso should be supported"
  2. "Grip the handles tight — don't slide forward"
  3. "Swing your legs from below to parallel — squeeze glutes at the top"
  4. "Control the descent — feel the stretch and decompression at bottom"
  5. "Stop at parallel, don't hyperextend past that"

Common issues to watch for in user feedback:

  • "I feel it in my back, not glutes" → Likely swinging too high (hyperextending)
  • "It feels unstable" → Hips probably not positioned correctly (too far back on pad)
  • "My back hurts after" → May be going too heavy too soon, or hyperextending
  • "I don't have this machine" → Offer alternatives (back extensions, hip thrusts, DIY with bands)

Programming guidance:

  • Can be done frequently (2-7x per week depending on intensity)
  • Pair with: Leg curls, ab work, calf raises
  • Great after: Heavy squats or deadlifts (for recovery)
  • Typical frequency: 2-3x heavy, optional daily light for recovery
  • Volume: 15-50 reps depending on goal (lower for strength, higher for rehab)

Progression signals:

  • Ready to progress when: 3 sets of 20 with current weight, perfect form, strong glute contraction
  • Regress if: Pain (not fatigue), form breaking down, hyperextending
  • Progress to: Heavier weight, single-leg variation, glute-ham raise

Red flags:

  • Hyperextending at top → cue "stop at parallel," reduce weight
  • Ballistic/jerky movement → slow down, control tempo
  • Sliding forward → grip handles, reposition hips
  • Increased back pain → assess position, reduce weight, may need medical eval

Teaching progression:

  1. Set up machine properly (hips off edge)
  2. Start with 0 weight, practice the movement pattern (2 sets of 15)
  3. Add light weight (10-20 lb), focus on glute squeeze at top
  4. Gradually increase weight while maintaining form
  5. Experiment with rep ranges based on goal

Equipment note:

  • Reverse hypers are RARE in commercial gyms (mostly powerlifting/specialty gyms)
  • If user doesn't have access, recommend: back extensions, hip thrusts, glute bridges
  • DIY options exist but aren't as effective (GHR + bands, bench + bands)

Rehab guidance:

  • Many users with back issues benefit from reverse hypers
  • Always recommend medical clearance for serious conditions
  • Start with 0 weight, very high reps (30-50)
  • Focus on decompression benefit (pause at bottom)
  • If it helps, can be done daily

Last updated: December 2024