Why it matters
Isolates knee extension to directly train the quadriceps.
Leg Extension
Leg Extension
Target muscles
Quadriceps
The quadriceps extend the knee and produce much of the force in squats, presses and lunges.
Execution cues
- Align the machine pivot with the knee
- Lift with control
- Lower slowly
Common mistake
Kicking the weight or lifting the hips.
Training prescription
- Equipment
- Gym equipment
- Sets
- 3
- Range
- 8–12
- RIR
- 2
Start with about two reps in reserve and increase gradually after two successful sessions with the same quality.