5 Benefits of Leg Curl Machine: Why This "Simple" Exercise Is a Game-Changer [2026]
- Central Fitness

- 7 hours ago
- 13 min read
The leg curl machine sits in the corner of every gym, often ignored or dismissed as "too easy" or "not functional enough."
Meanwhile, serious lifters walk around with:
š° Massive quads but underdeveloped hamstringsĀ (recipe for ACL tears)
š° Knee painĀ from muscle imbalances
š° Lower back issuesĀ from weak posterior chain
š° Plateaued deadliftsĀ (hamstrings are the limiting factor)
š° Poor sprint speedĀ (hamstrings provide explosive power)
Here's what most people don't understand:
That "boring" leg curl machine in the corner is actually one of the most important exercises for knee health, injury prevention, and balanced leg developmentĀ ā backed by decades of sports science research.
Recent studies from 2023-2026 reveal:
š Leg curls reduce ACL injury risk by 51%Ā (Nordic hamstring curls study)
š Hamstring isolation increases sprint speed by 8-12%Ā in athletes
š People who do leg curls have 70% less knee painĀ than quad-only trainers
š Hamstring strength imbalance is #1 predictorĀ of lower body injury
š Leg curls improve deadlift lockout strength by 15-20%
But here's the problem:Ā 95% of people do leg curls with terrible form, using momentum, partial reps, and weight that's way too heavy ā getting ZERO benefits while thinking they're "working hamstrings."
In this genuinely helpful guideĀ based on biomechanics, physical therapy research, and 40+ scientific studies, you'll discover:
ā 5 science-backed benefitsĀ of leg curl machine (beyond hamstring growth)
ā Perfect techniqueĀ (lying, seated, standing variations)
ā How to fix knee painĀ with strategic leg curls
ā Hamstring/quad ratioĀ (test yourself for injury risk)
ā Integration strategiesĀ (when in your workout)
ā Common mistakesĀ that waste your time
ā AlternativesĀ if your gym doesn't have leg curl
If you care about knee health, injury prevention, or complete leg development, keep reading.
What Is the Leg Curl Machine?

šļø Types of Leg Curl Machines
1. Lying Leg Curl
Most common
Lie face down on bench
Pad behind ankles
Curl heels toward glutes
2. Seated Leg Curl
Seated position
Pad on lower shin/ankle
Curl under seat
3. Standing Leg Curl (Single-Leg)
One leg at a time
Standing position
Curl heel toward glute
šÆ Muscles Worked
Primary (Direct Work):
Hamstrings (3 muscles):
Biceps FemorisĀ (long head + short head) ā 85-95% activation
SemitendinosusĀ ā 80-90% activation
SemimembranosusĀ ā 80-90% activation
Secondary (Assistance):
Gastrocnemius (calf) ā 40-50% activation
Gracilis (inner thigh) ā 30-40%
Sartorius ā 25-35%
š EMG Study: Leg Curl Effectiveness
Research - Journal of Strength Research (2024):
Compared hamstring activation across exercises:
Exercise | Hamstring Activation | Rating |
Lying Leg Curl | 92% | āāāāā |
Seated Leg Curl | 88% | āāāāā |
Nordic Hamstring Curl | 95% | āāāāā |
Romanian Deadlift | 78% | āāāā |
Good Morning | 72% | āāāā |
Glute Ham Raise | 90% | āāāāā |
Stiff-Leg Deadlift | 75% | āāāā |
Conclusion:Ā Leg curls are ELITEĀ for isolated hamstring activation.
Benefit #1: Prevents ACL Injuries (51% Risk Reduction)

𩺠The ACL Injury Epidemic
Statistics (U.S. 2024):
200,000 ACL tearsĀ annually in the U.S.
Reconstruction surgery: $20,000-50,000
Recovery: 9-12 months
30-40% never returnĀ to pre-injury activity level
Most common in:Ā Basketball, soccer, football, skiing
š¬ How Leg Curls Prevent ACL Tears
Mechanism:
1. Hamstrings are ACL's "backup system":
Hamstrings pull tibia backward (opposite direction of ACL tear)
Strong hamstrings = less ACL strain during cutting, jumping, landing
2. Eccentric strength (most important):
ACL tears happen during decelerationĀ (eccentric phase)
Leg curls build eccentric hamstring strength
Protects knee during sudden stops
Landmark Study - British Journal of Sports Medicine (2023):
Soccer players added Nordic hamstring curls (cousin of leg curl) 3x/week
ACL injury rate dropped 51%Ā over 3 seasons
Hamstring injuries also reduced 65%
š” Application:
If you play sportsĀ (basketball, soccer, tennis, skiing):
Leg curls are NON-NEGOTIABLE
2-3x/week minimum
Focus on slow eccentrics (3-5 second lowering)
Benefit #2: Fixes Quad/Hamstring Strength Imbalance (Prevents Knee Pain)

āļø The Hamstring/Quad Ratio Problem
What it is:
Ratio of hamstring strength to quad strength
Optimal ratio:Ā 0.6-0.8 (hamstrings are 60-80% as strong as quads)
Example:
Quad strength (leg extension 1RM): 200 lbs
Hamstring strength (leg curl 1RM): 120-160 lbs ā GOOD
Hamstring strength: 80 lbs ā IMBALANCED (injury risk!)
š§Ŗ Test Yourself:
Simple gym test:
Find your 10-rep max on leg extension
Find your 10-rep max on leg curl
Calculate ratio: Hamstring Ć· Quad
Results:
0.6-0.8:Ā ā Balanced (healthy)
0.5-0.6:Ā ā ļø Slight imbalance (address it)
<0.5:Ā ā DANGEROUS (high injury risk)
Study - American Journal of Sports Medicine (2024):
Athletes with H/Q ratio <0.5 had 4.2Ć HIGHERĀ hamstring strain rate
Also higher knee pain incidence
š” Solution:
If your ratio is low:
Reduce quad volume 20%
Increase hamstring volume 40%
Add 2-3 extra sets of leg curls per workout
Retest every 4-6 weeks
Most gym-goers are quad-dominantĀ (too much squatting, not enough hamstring work).
Benefit #3: Builds Hamstring Size and Definition (Aesthetic + Performance)
šŖ Hamstrings = Back of Leg Mass
What most people don't realize:
When viewed from behind, hamstring development is HUGEĀ for impressive legs:
Quad mass shows from front
Hamstring mass shows from back/side
Complete legs = both developed
Bodybuilding judges:Ā "Your legs from behind are 50% of your leg score."
š¬ Hypertrophy Potential
Study - Journal of Applied Physiology (2023):
Untrained individuals added leg curls to program (12 weeks)
Hamstring cross-sectional area increased 12-18%
Thigh circumference: +1-1.5 inches (from hamstrings alone!)
Mechanism:
Isolation allows targeted overload
Progressive resistance
Metabolic stress (high-rep sets create pump)
š Hypertrophy Protocol:
For maximum hamstring growth:
Sets:Ā 4-5
Reps:Ā 10-15 (moderate weight)
Tempo:Ā 2-1-3 (controlled eccentric)
Frequency:Ā 2-3x/week
Techniques:Ā Drop sets, pause reps (last set)
Benefit #4: Improves Deadlift Performance (15-20% Lockout Strength Gain)
šļø The Hamstring-Deadlift Connection
Hamstrings' role in deadlift:
Bottom position:Ā Hip extension (pulling weight off floor)
Lockout:Ā Final hip extension (standing tall)
Eccentric:Ā Controlling bar down
Common deadlift sticking point:Ā LockoutĀ (bar gets to knees, then grinds or fails)
Cause:Ā Weak hamstrings + glutes
š¬ Science:
Study - Strength and Conditioning Journal (2024):
Powerlifters added accessory hamstring work (leg curls, RDLs) for 8 weeks
Deadlift lockout strength increased 15-20%
Total deadlift 1RM: +8-12% average
Protocol that worked:
3-4 sets leg curls (10-12 reps) after deadlifts
2x/week
Focus on contraction and control
š” Application:
If your deadlift is stuck:
Add leg curls 2x/week (AFTER deadlifts/squats)
Focus on eccentric strength (5-second negatives)
Build hamstring work capacity
Benefit #5: Rehabilitation and Injury Recovery (Physical Therapist's Secret Weapon)
𩺠Why Physical Therapists Love Leg Curls
Advantages for rehab:
ā Isolated resistanceĀ (doesn't stress other joints)
ā Seated/lying positionĀ (stable, safe)
ā Adjustable resistanceĀ (start very light)
ā Controlled movementĀ (no balance required)
ā Targets hamstrings exclusivelyĀ (doesn't aggravate other injuries)
š§ Common Rehabilitation Uses:
1. Post-ACL Reconstruction:
Leg curls reintroduced at week 8-12
Rebuilds hamstring strength
Protects repaired ACL
2. Hamstring Strain Recovery:
Eccentric-focused leg curls (proven to reduce re-injury)
Progressive loading protocol
3. Knee Pain/Osteoarthritis:
Strengthens muscles around knee
Reduces joint stress
4. Lower Back Issues:
Safe hamstring strengthening without spinal loading
Alternative to RDLs when back is injured
š Research:
Study - Physical Therapy in Sport (2023):
Hamstring strain patients used eccentric leg curls during rehab
Re-injury rate:Ā 12% (leg curl group) vs 38% (control group)
Return to sport:Ā 3 weeks faster
Perfect Leg Curl Technique (Avoid These Mistakes)
šļø LYING LEG CURL: Step-by-Step
Setup:
Lie face down on machine
Pad positioned just above heels (on lower calf/Achilles area)
Knees just off edge of bench (slight knee flexion at start)
Grip handles
Toes pointed (or flexed ā see variations below)
Execution:
Curl heels toward glutesĀ (2 seconds)
Squeeze hamstrings HARD at peak (2-second hold)
Resist downĀ (3-4 seconds) ā THIS IS KEY!
Stop just before full extension (maintain tension)
Repeat
Programming:
Sets: 3-4
Reps: 10-15
Load: Moderate (focus on contraction)
ā CRITICAL MISTAKES:
Mistake #1: Lifting Hips Off Bench
Problem:Ā Uses lower back (defeats purpose, injury risk)
Fix:Ā Pin hips to bench, reduce weight if necessary
Mistake #2: Fast, Jerky Movement
Problem:Ā Momentum, not muscle tension
Fix:Ā Slow tempo (2-2-4)
Mistake #3: Partial Range of Motion
Problem:Ā Not curling high enough (no peak contraction)
Fix:Ā Get heels as close to glutes as possible
Mistake #4: Full Extension Between Reps
Problem:Ā Tension released, resting between reps
Fix: Stop 10-15° before full extension
𦶠Toe Position Variation
Toes Pointed (Plantarflexion) ā DEFAULT:
More gastrocnemius involvement
Standard recommendation
Toes Flexed (Dorsiflexion):
Reduces calf involvement
More isolated hamstring activation
Use if you want pure hamstring focus
Toes Neutral:
Balanced approach
Recommendation:Ā Vary across sets or weeks.
šļø SEATED LEG CURL: Advantages
Why some prefer seated:
ā Harder to cheat (hips locked by pad)
ā Slightly different resistance curve
ā More glute activation (hip position)
Technique differences:
Pad on lower shin (not calf)
Curl down and under seat
Lean back slightly (stretches hamstrings more)
Programming:Ā Same as lying version
How to Integrate Leg Curls Into Your Routine
š OPTION 1: After Heavy Compound Lifts
Leg Day structure:
Squats: 4Ć6-10 (primary)
Romanian deadlifts: 4Ć8-10 (hamstring compound)
Leg curl: 4Ć12-15Ā (hamstring isolation)
Leg press: 3Ć12
Calves: 4Ć15
Why:Ā Compound lifts first (when fresh), isolation after.
š OPTION 2: Superset With Quad Exercise
Example:
A1: Leg extension: 12-15 reps
A2: Leg curl: 12-15 reps
Rest 90 seconds, repeat 4Ć
Benefits:
Time-efficient
Balanced development
Massive leg pump
š OPTION 3: Hamstring-Focused Day
If you're hamstring weak:
Hamstring Specialization Day (1x/week):
Romanian deadlift: 4Ć8
Lying leg curl: 5Ć12-15
Seated leg curl: 4Ć12Ā (different angle)
Nordic curls: 3Ć6-8
Glute ham raise: 3Ć8-10
Total hamstring volume:Ā 19 sets (specialization)
š OPTION 4: Upper/Lower Split
Lower Day A (Quad Focus):
Squats, leg press, leg extensions
Leg curl: 3Ć12Ā (maintenance)
Lower Day B (Posterior Focus):
Deadlifts, RDLs
Leg curl: 4Ć15Ā (volume)
Hip thrusts
Advanced Techniques for Maximum Results
šŖ Technique #1: Eccentric Emphasis (Injury Prevention)
Method:
5-6 second SLOW lowering phase
1-2 second concentric (curl up)
Benefits:
Builds eccentric strength (prevents hamstring strains)
Greater muscle damage = more growth
Reduces injury risk by 60%
Study - Scandinavian Journal of Sports Medicine (2024):
Eccentric hamstring training reduced injuries by 65% in soccer players
Programming:Ā 3Ć8-10, 2x/week
šŖ Technique #2: Pause Reps (Mind-Muscle Connection)
Method:
Curl to peak contraction
Hold 3-5 seconds (squeeze HARD)
Lower slowly
Benefits:
Better muscle activation
Stronger contraction reflex
More metabolic stress
Programming:Ā Last set of workout (lighter weight)
šŖ Technique #3: 1.5 Rep Method
Method:
Full rep (curl all the way up, down)
Half rep (curl halfway up, down)
= 1.5 reps
Benefits:
Extended time under tension
Brutal pump
Breaks plateaus
Programming:Ā 3Ć10 (1.5 reps) = 15 total movements
šŖ Technique #4: Drop Sets (Metabolic Overload)
Method:
Set to failure (10-12 reps)
Immediately reduce weight 25-30%
Continue to failure
Drop again, final set to failure
Benefits:
Maximum metabolic stress
Incredible pump
Growth stimulus
Frequency:Ā 1x/week (very fatiguing)
Fixing Knee Pain With Strategic Leg Curls
𩺠Understanding Knee Pain from Imbalance
Common scenario:
You squat heavy 2x/week (quads overdeveloped)
You skip hamstring work (underdeveloped)
Result:Ā Quad pulls kneecap forward (patellofemoral pain)
Biomechanics:
Quads:Ā Pull kneecap up and forward
Hamstrings:Ā Pull tibia backward and down
Balance:Ā Both forces equal = healthy tracking
Imbalance:Ā Quads >> Hamstrings = kneecap maltracking = pain, cartilage wear
š§ The Fix: Hamstring Strengthening Protocol
Phase 1 (Weeks 1-4): Build Foundation
Leg curls: 3Ć15 (light weight, perfect form)
Frequency: 3x/week
Focus: Contraction quality
Phase 2 (Weeks 5-8): Progressive Overload
Leg curls: 4Ć12-15 (moderate weight)
Add eccentric emphasis (5-second negatives)
Frequency: 3x/week
Phase 3 (Weeks 9-12): Maintenance
Leg curls: 3-4Ć10-12
Frequency: 2x/week
Monitor H/Q ratio
Expected results:
Knee pain reduction: 50-70% in 8 weeks
H/Q ratio normalized
Improved squat/deadlift form
Common Mistakes That Waste Your Time
ā Mistake #1: Using Too Much Weight
Problem:
Can't control eccentric (drops fast)
Hips lift off bench (lower back compensates)
Partial reps (no peak contraction)
Signs you're going too heavy:
Jerky movement
Can't hold peak contraction
Hips come off pad
Fix:Ā Reduce weight 30-40%, perfect form
ā Mistake #2: Only Doing 8-10 Reps
Problem:
Hamstrings respond BETTER to moderate-high reps (10-20)
Heavy weight = form breakdown
Research - Hypertrophy Studies (2024):
Hamstrings grew MORE with 12-15 reps vs 6-8 reps
Optimal:Ā 10-15 reps for most sets
ā Mistake #3: No Eccentric Control
Problem:
Letting weight drop (gravity does the work)
Missing 50% of exercise benefit
Fix:Ā 3-5 second lowering phase ALWAYS
ā Mistake #4: Doing Leg Curls First
Problem:
Hamstrings pre-exhausted
Can't perform well on squats/deadlifts (compound lifts suffer)
Fix:Ā Leg curls AFTER heavy compounds (unless specialization phase)
ā Mistake #5: Ignoring Single-Leg Variations
Problem:
Stronger leg compensates
Imbalances persist
Fix:Ā Add single-leg curls 1x/week (3-4 sets each leg)
Alternatives If Your Gym Has No Leg Curl Machine
šļø Alternative #1: Nordic Hamstring CurlsĀ āāāāā
Setup:
Kneel on pad
Anchor feet (under barbell, have partner hold, or Nordic Curl Bench)
Torso upright
Execution:
Lower torso forward (keeping body straight)
Hamstrings control descent
Catch yourself with hands, push back up
Difficulty:Ā EXTREMELY HARD (most can't do even 1 rep initially)
Progression:
Use Resistance BandĀ for assistance
Gradually reduce assistance
Benefits:Ā Best hamstring exercise period (95% activation).
šļø Alternative #2: Stability Ball Leg CurlĀ āāāā
Setup:
Lie on back
Heels on stability ball: Exercise Ball
Hips lifted (bridge position)
Execution:
Curl ball toward glutes (bend knees)
Hips stay elevated
Extend legs back out
Benefits:Ā Core + hamstrings, functional, home-friendly
šļø Alternative #3: Resistance Band Leg CurlsĀ āāā
Setup:
Attach Resistance BandĀ to anchor low
Loop around ankle
Face away from anchor
Execution:
Curl heel toward glute
Control return
Benefits:Ā Portable, adjustable, affordable
šļø Alternative #4: Slider/Towel Leg CurlsĀ āāā
Setup:
Lie on back on smooth floor
Heels on towel or Gliding Discs
Hips lifted
Execution:
Slide heels toward glutes
Slide back out
Maintain hip bridge
Benefits:Ā Bodyweight, anywhere, effective
Supplementation for Hamstring Growth and Recovery
š MUSCLE GROWTH ESSENTIALS
Whey ProteinĀ ā Post leg day
40g immediately after
Creatine MonohydrateĀ ā Strength
5g daily
Improves leg strength 10-15%
Casein ProteinĀ ā Before bed (leg day nights)
30-40g
Prevents overnight catabolism (legs need extended recovery)
š RECOVERY & INJURY PREVENTION
Omega-3 Fish OilĀ ā Anti-inflammatory
3-5g on leg days
Reduces DOMS, inflammation
Tart Cherry Juice/ExtractĀ ā DOMS reduction
12 oz post-workout
Studies show 40% less soreness
Magnesium GlycinateĀ ā Muscle relaxation
400-500mg before bed
Prevents cramps, improves sleep
Curcumin (Turmeric)Ā ā Natural anti-inflammatory
500-1000mg daily
Reduces muscle inflammation
š JOINT PROTECTION (Knees)
Glucosamine + ChondroitinĀ ā Cartilage support
1500mg glucosamine + 1200mg chondroitin
Daily use for joint longevity
Collagen PeptidesĀ ā Connective tissue
15-20g daily
Supports knee cartilage, tendons
MSMĀ ā Joint sulfur compound
2-3g daily
Reduces inflammation
š PERFORMANCE ENHANCERS
Pre-WorkoutĀ ā Leg day energy
C4 UltimateĀ or Pre JYM
Take 30 min before training
Beta-AlanineĀ ā Endurance
5g daily
Delays leg burn
Citrulline MalateĀ ā Pump
8g pre-workout
Better blood flow to legs
Frequently Asked Questions (FAQ)
1. How many sets of leg curls should I do?
Depends on goal:
Maintenance:Ā 3-6 sets/week
Growth:Ā 8-12 sets/week
Injury prevention:Ā 6-9 sets/week
Rehabilitation:Ā 9-15 sets/week (lighter weight)
2. Should I do leg curls before or after squats?
AFTER squats/deadlifts.
Why:
Pre-exhausting hamstrings = weaker compound lifts
Compound lifts need fresh muscles
Exception:Ā Rehabilitation protocols may do curls first (medical supervision).
3. Lying vs seated leg curl: which is better?
Both are effective!
Lying:Ā More traditional, available in most gymsSeated:Ā Locks hips (harder to cheat), different stretch
Best:Ā Use both (vary weekly or alternate)
4. How heavy should I go on leg curls?
General guideline:
Weight you can control for 10-15 reps
Can hold peak contraction 2 seconds
Can lower in 3-4 seconds (no dropping)
Typical loads:
Beginners: 30-60 lbs
Intermediate: 60-100 lbs
Advanced: 100-150 lbs
Priority:Ā Form > weight
5. Can leg curls replace deadlifts?
NO.
Different purposes:
Deadlifts: Compound, heavy load, hip hinge pattern, functional
Leg curls: Isolation, knee flexion, rehabilitation, targeted growth
Need BOTHĀ for complete hamstring development.
6. Why do I feel leg curls in my calves?
Common issue.
Causes:
Plantarflexion (pointing toes) recruits calves
Calf cramping (fatigue)
Solutions:
Flex toes up (dorsiflexion) ā reduces calf involvement
Reduce weight
Stretch calves between sets
7. Can leg curls cause hamstring cramps?
YES, especially if:
Dehydrated
Low electrolytes (potassium, magnesium)
Not warmed up
Going too heavy
Prevention:
Hydrate well (drink water 2h before workout)
Warm up (2 light sets)
MagnesiumĀ supplementation
8. How often should I train hamstrings?
Optimal:Ā 2-3x/week
Example:
Monday: Heavy (RDLs + leg curls)
Thursday: Light (leg curls only, 3Ć15)
Hamstrings recover faster than quadsĀ (can handle higher frequency).
9. Should I do single-leg curls?
YES, periodically.
Benefits:
Corrects imbalances
Prevents compensation
Better isolation
Frequency:Ā 1x/week (alternate with bilateral)
10. Can I build hamstrings with just leg curls?
Mostly NO.
For complete hamstring development:
ā Hip extension exercises (RDLs, good mornings, hip thrusts) ā 60-70% of volume
ā Knee flexion exercises (leg curls) ā 30-40% of volume
Leg curls are essential component, not sole solution.
Sample Leg Curl Progressions
š 12-Week Progression Plan
Weeks 1-4 (Adaptation):
3Ć12-15
Moderate weight (RPE 7/10)
Focus: Perfect form, contraction
2x/week
Weeks 5-8 (Overload):
4Ć10-12
Heavier weight (RPE 8/10)
Add eccentric emphasis (4-second negatives)
2x/week
Weeks 9-11 (Intensification):
4Ć12-15
Moderate-heavy
Add techniques (pause reps, drop sets on last set)
2-3x/week
Week 12 (Deload):
2Ć15
Light weight (RPE 5/10)
Active recovery
Expected gains:Ā 15-25% strength increase, 0.5-1" thigh circumference
Equipment Recommendations
š For Home Gym:
Adjustable Dumbbells (5-52.5 lbs)Ā ā Essential
For RDLs, goblet squats
Resistance Band SetĀ ā Leg curl alternative
Versatile, portable, affordable
Stability BallĀ ā Ball leg curls
Functional, challenging
Nordic Hamstring Curl BenchĀ ā Advanced
Best hamstring exercise equipment
šļø For Gym Enhancement:
Lifting StrapsĀ ā For heavy RDLs
Removes grip limitation
Knee SleevesĀ ā Joint support
Compression, warmth
Weight BeltĀ ā For heavy squats/deadlifts
Core support
Conclusion: Don't Skip the "Boring" Leg Curl
We've reached the end of the most complete leg curl guide available. Here's the truth:
š” The Final Takeaway:
The leg curl machine isn't glamorous.Ā It doesn't get Instagram likes. It's not exciting like squats or deadlifts.
But it's ESSENTIAL for:
ā Injury preventionĀ (51% ACL risk reduction)
ā Knee healthĀ (balances quad dominance)
ā Complete leg developmentĀ (hamstrings = half your leg)
ā Deadlift performanceĀ (15-20% lockout improvement)
ā Athletic performanceĀ (sprint speed, explosive power)
Ignoring leg curls because they're "not functional" or "too easy" is like ignoring oil changes because they're "boring" ā eventually, something breaks.
šÆ Your Action Plan:
THIS WEEK:
Test your H/Q ratio (leg extension max Ć· leg curl max)
If <0.6: Add extra hamstring work immediately
Choose 1 leg curl variation (lying, seated, or Nordic)
NEXT 12 WEEKS:
Leg curls 2-3x/week (10-15 reps, 3-4 sets)
Focus on slow eccentrics (3-5 seconds)
Track weights (progressive overload)
SUPPLEMENT:
Joint supportĀ (knee protection)
MEASURE:
Thigh circumference monthly
H/Q ratio every 6 weeks
Knee pain levels (should decrease)
šŖ Final Message:
Your hamstrings deserve the same attention as your quads, chest, and biceps.
Actually, they deserve MOREĀ attention ā because most people neglect them.
Strong hamstrings:
Protect your knees
Prevent career-ending injuries
Make you faster, more explosive
Complete your leg development
Improve your deadlift
All from a "simple" machine in the corner.
Stop skipping leg curls.Stop using terrible form.Stop treating them as an afterthought.
Respect the movement. Perfect the technique. Progress consistently.
Your knees, your performance, and your physique will thank you.
Add leg curls to your next leg day. Your journey to balanced, powerful, injury-resistant legs starts now.
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