Cable Standing Hip Flexion
What Is the Cable Standing Hip Flexion?
Cable Standing Hip Flexion is an isolation exercise that primarily targets the hip flexors, led by the iliopsoas and the rectus femoris, and also engages the tensor fasciae latae, the sartorius and the hip and trunk muscles that keep you steady on the standing leg. It is a beginner-level movement in which an ankle cuff on a low pulley resists the thigh as you drive the knee up to about hip height.
Few gym exercises load the hip flexors directly. Squats, deadlifts and lunges train the hips as they extend, so the muscles that pull the thigh forward usually get only indirect work. The cable gives them a steady, adjustable load through the whole range, which makes progress easier to track than with a bodyweight knee raise. That makes it a useful accessory for runners, sprinters, field-sport athletes and martial artists, who rely on a strong knee drive or kick, and for anyone rebuilding strength at the front of the hip. In one study of physically active but untrained adults, eight weeks of hip flexor resistance training raised isometric hip flexion strength by 12.2% and cut 40-yard dash time by 3.8%.
The version shown here bends the knee as the thigh rises, which keeps the lever short and lets you handle more weight than the straight-leg version. The lower half of the lift is shared between the rectus femoris and the iliopsoas, while the top of the range, with the thigh near parallel, relies more on the iliopsoas. Standing on one leg also asks the glutes on the standing side to keep the pelvis level, and letting go of the frame turns the set into a balance challenge as well.
If the cable is too much at first, a bodyweight knee lift or Marching in Place teaches the same pattern, and the Lying Knee Raise trains hip flexion without the balance demand. The exercise pairs well with the Kneeling Hip Flexor Stretch and builds toward loaded single-leg work such as the Knee Drive Step-Up. The effort should be felt deep in the front of the hip and upper thigh, not in the lower back.
Muscles Worked
- Rectus Femoris
- Primary
- Sartorius
- High
- Adductor Longus
- Medium
- Gluteus Medius
- Medium
- Erector Spinae
- Minimal
Instructions
- Set the pulley to its lowest position and attach an ankle cuff, then strap the cuff around one ankle.
- Turn to face away from the weight stack and step forward until the cable is taut with the cuffed foot slightly behind you.
- Hold the frame of the machine with both hands at about chest height and stand tall on the other leg with a soft knee.
- Brace your core and let the cuffed foot rest lightly on the floor behind your body.
- Drive the knee forward and up, letting it bend, until the thigh is about parallel to the floor and the knee is bent to about 90 degrees.
- Pause for a moment at the top with the torso upright and the pelvis level.
- Lower the leg slowly back to the start, keeping tension on the cable so the weight stack does not touch down.
- Complete all reps, then move the cuff to the other ankle and repeat.
Common Mistakes
Leaning back
Tipping the torso back and arching the lower back to lift the knee higher shifts the work from the hip flexors to the spine.
Swinging the leg
Kicking the leg up with momentum from the backswing takes tension off the hip flexors at the start of each rep.
Letting the stack drop
Letting the cable yank the leg back skips the controlled lowering phase and lets the plates crash between reps.
Hiking or twisting the hip
Hitching the hip up or rotating the pelvis to raise the knee hands the work to the trunk instead of the hip flexors.
Starting with a slack cable
Standing too close to the stack leaves the cable loose at the bottom, so the first part of each rep carries no load.
Injuries
Cable Standing Hip Flexion is a low risk exercise when performed with proper technique. Loads stay modest, you hold the frame for balance and the spine stays upright, so most problems come from using too much weight or chasing extra height.
The lower back takes the strain when you lean back or arch to get the knee higher, because the lumbar spine then finishes a lift the hip flexors cannot. The front of the hip is the other sensitive spot. Heavy, jerky reps can irritate the iliopsoas tendon or the top of the rectus femoris, and some people feel a click or snap deep in the front of the hip as the leg lowers. A painless click is common, but if it hurts, lighten the load and shorten the range. Keep the torso tall, brace the core, start light and lower the leg slowly rather than letting the stack pull it back.
To make the exercise easier, use a bodyweight knee lift, Marching in Place or the Lying Knee Raise. To make it harder, add weight, pause with the thigh at parallel, slow the lowering phase or let go of the frame, then move on to the Knee Drive Step-Up.
Stop if you feel sharp pain in the groin or front of the hip, a painful catch as the leg moves, or pain in the lower back, and have persistent symptoms checked by a physical therapist or doctor.
- Primary Focus
- Hips & groin
- Equipment
- Cable
- Modality
- Strength
- Difficulty
- Beginner
Alternative Exercises
Other Names for the Cable Standing Hip Flexion
The Cable Standing Hip Flexion is also known as:
- Cable Standing Hip Flexor Raise
Frequently Asked Questions
- Q: Should I keep my knee bent or straight?
Both train hip flexion. Bending the knee, as shown here, shortens the lever so you can use more weight and mirrors the knee drive of running, while a straight leg makes the same weight feel heavier and usually needs a lighter stack.
- Q: Do I face toward the machine or away from it?
Face away from the weight stack so the cable runs behind you and resists the thigh as it moves forward. Facing the stack and pushing the leg back turns the exercise into hip extension, which is what the Cable Glute Kickback trains.
- Q: Will strengthening my hip flexors make them tighter?
Not when you train through the full range. Strength work does not shorten a muscle, and hip flexors that feel tight are often weak or overworked rather than short, so pairing this exercise with the Kneeling Hip Flexor Stretch covers both strength and range.
- Q: How much weight and how many reps should I use?
Most people do 2 to 4 sets of 10 to 15 reps per leg with a weight they can lift without leaning back. Add weight only while the torso stays tall and the lowering phase stays slow.
- Q: Can I do it without the cable machine?
Yes. A resistance band looped around the ankle and anchored low behind you trains the same movement, although the tension rises as the band stretches instead of staying even through the rep.