What muscles does Machine Lying Leg Curl work?

Machine Lying Leg Curl trains Hamstrings as primary movers (counted as 1.0 hard set per set) and Calves as secondary synergists (counted as 0.5 hard set per set).

What is Machine Lying Leg Curl called in French, Strong, and Hevy exports?

In French gym logs and Strong/Hevy CSV exports, Machine Lying Leg Curl also resolves cleanly from Machine Lying Leg Curl.

Machine · HAMSTRINGS

Machine Lying Leg Curl — Muscles Worked & RPE Load Guide

FR: Machine Lying Leg Curl · High output close to 0 RIR with minimal CNS tax

Machine Lying Leg Curl targets Hamstrings as primary movers (1.0× set credit) alongside Calves (0.5× synergist credit). Cam-matched resistance across sticking points.

Primary Movers (1.0×)

Hamstrings

Full 1.0 hard-set credit per set

Secondary Synergists (0.5×)

Calves

Fractional 0.5 set stimulus

Equipment & Pattern

Machine

External / Standard Load

CSV Import Aliases

Strong, Hevy, Capua & Jefit

17-Muscle Fractional Recruitment & Weekly MEV–MRV Landmarks

Each working set ≥ RPE 6 triggers fractional hard-set credit toward Renaissance Periodization / Schoenfeld weekly hypertrophy landmarks.

Muscle Group	Mechanical Role	Effort Share	Weekly Optimal Band (MEV–MAV)	Frequency & Research
Hamstrings	Primary (1.0× set)	85%	4–16 sets/wk (MRV 20)	2–4x / week · Evidence
Calves (Gastrocnemius & Soleus)	Secondary (0.5× set)	15%	8–16 sets/wk (MRV 20)	2–4x / week · Evidence

Machine Lying Leg Curl Worked Wathan RPE Prescription Table (kg)

Worked kg values computed for Machine Lying Leg Curl using a worked 180.0 kg reference 1RM (Machine) rounded to 5 kg machine increments. Mechanics: Externally braced cam track; resistance curve: Cam-matched resistance across sticking points.

Reps	RPE 9.5	RPE 9	RPE 8.5	RPE 8	RPE 7
3 reps	0 kg (89%)	0 kg (86%)	0 kg (86%)	0 kg (83%)	0 kg (81%)
5 reps	0 kg (83%)	0 kg (81%)	0 kg (81%)	0 kg (81%)	0 kg (78%)
8 reps	0 kg (75%)	0 kg (75%)	0 kg (75%)	0 kg (72%)	0 kg (72%)
10 reps	0 kg (72%)	0 kg (72%)	0 kg (69%)	0 kg (69%)	0 kg (67%)
12 reps	0 kg (69%)	0 kg (67%)	0 kg (67%)	0 kg (67%)	0 kg (64%)

Strong, Hevy & French/English CSV Import Labels

STRUGGL automatically maps these exact workout-tracker strings to canonical Machine Lying Leg Curl volume and e1RM records on zero-login Wrapped CSV upload.

Machine Lying Leg Curl ischios allonge leg curl allonge lying leg curl lying leg curl machine lying leg curls prone leg curl

Taken-Rack Substitutes & Biomechanical Swaps

Ranked deterministically by weighted primary-muscle overlap inside the same measurement family.

Machine Seated Leg Curl (100% overlap) Nordic Curls (100% overlap) Compare Swap: Machine Lying Leg Curl vs Nordic Curls → Standing Leg (Hamstring) Curl (100% overlap) Compare Swap: Machine Lying Leg Curl vs Standing Leg (Hamstring) Curl →

Verified Peer-Reviewed Literature (PubMed & DOI)

Peer-Reviewed Paper	Author & Journal	External Reference
Regional differences in muscle activation during hamstrings exercise.	Schoenfeld (2015) · Journal of strength and conditioning research	PubMed 24978835 ↗
Fasting enhances mitochondrial efficiency in duckling skeletal muscle by acting on the substrate oxidation system.	Roussel (2018) · The Journal of experimental biology	PubMed 29361595 ↗
Myoelectric activity and improvements in strength and hypertrophy are unaffected by the ankle position during prone leg curl exercise - a within person randomized trial.	Cadeo (2023) · European journal of sport science	PubMed 37194431 ↗

17-Muscle Fractional Recruitment & Weekly MEV–MRV Landmarks

Machine Lying Leg Curl Worked Wathan RPE Prescription Table (kg)

Strong, Hevy & French/English CSV Import Labels

Taken-Rack Substitutes & Biomechanical Swaps

Verified Peer-Reviewed Literature (PubMed & DOI)

Compute Your Exact Machine Lying Leg Curl 1RM & Weekly Muscle Volume