Hip Flexor Exercises: Strengthening and Mobility Guide

Hip flexor exercises fall into two categories that solve different problems: strengthening drills that build controlled hip-flexion strength, and mobility drills that address length and tightness. This guide covers both, using the psoas, iliacus, and rectus femoris as the working anatomy, and gives seated and standing options so you can match the exercise to your equipment and goal.[1][2][3]

The hip flexors are a group, not a single muscle. The psoas major and iliacus (often grouped as the iliopsoas) both cross the front of the hip and share an insertion on the femur, while the rectus femoris also crosses the knee as part of the quadriceps. This matters for exercise selection: a drill that only involves hip flexion with a bent knee trains the iliopsoas group more directly, while a drill that also extends the knee brings the rectus femoris further into play.

Hip Flexor Exercises at a Glance

Use the table to match the exercise to the problem you are solving. Strengthening drills are not a substitute for mobility work if the limitation is genuinely length or stiffness, and stretching is not a substitute for strengthening if the limitation is control or capacity.

Strengthening Exercises

Lying leg raise

The lying leg raise is a floor-based exercise that trains hip flexion while giving direct feedback on pelvic control through contact with the floor. It is a useful starting point because the surface reduces the coordination demand compared with standing or hanging variations. Keep the lower back gently flattened and only lower the legs as far as that position holds.

Hanging leg raise

The hanging leg raise uses a longer lever and adds a grip and shoulder demand on top of hip flexion. It is a more advanced option and is best introduced once the floor-based version is controlled through a full range. Progress toward it rather than starting with it if hanging work is new to you.

Standing psoas march

Stand tall holding onto a wall or sturdy surface if needed. Lift one knee toward the chest under control, focusing on driving the movement from the hip rather than leaning the trunk backward. Lower and repeat on the other side. This single-leg version also challenges balance and trunk control alongside hip-flexor strength.

Seated hip flexor march

Sit tall on a chair or bench with the feet flat on the floor. Lift one knee a few centimetres off the seat, keeping the trunk upright, then lower under control and switch sides. This is a lower-fatigue option that suits beginners, deconditioned trainees, or anyone easing back into hip-flexor work after a period of reduced activity.

Banded standing hip flexion

Attach a light resistance band around a low anchor and loop it around one ankle. Stand facing away from the anchor and drive the knee up and forward against the band’s resistance, keeping the trunk tall. Lower slowly against the band’s pull. This adds progressive resistance once bodyweight marching feels easy.

Mobility Exercises

Half-kneeling hip flexor stretch

Kneel on one knee with the other foot planted in front, both at roughly 90 degrees. Gently shift your weight forward while keeping the trunk upright and the pelvis level, until you feel a stretch through the front of the hip on the kneeling-leg side. Avoid arching the lower back to force a deeper stretch; a smaller, controlled range with a level pelvis is more useful than a larger range with the lower back compensating.

Standing quad and hip flexor stretch

Stand holding a wall or chair for balance. Bend one knee and bring the heel toward the glutes, holding the ankle or foot with the same-side hand. Keep the knees close together and the pelvis level rather than tilting forward. This variation combines hip-flexor length with rectus femoris length because the knee is also bent.

Choosing Between Strengthening and Mobility

A hip flexor that feels tight is not automatically a hip flexor that needs stretching. Prolonged sitting can make the hip flexors feel short and stiff, but this sensation can respond to regular movement, strengthening through a full range, or brief stretching, depending on the person. If a muscle feels tight because it rarely gets used through its full range, building strength through that range is often more useful than stretching alone.

A practical approach is to try both categories over a few sessions and track how each affects your daily movement and any symptoms, rather than assuming one approach is universally correct. If hip discomfort is persistent, worsening, or limits daily activities, seek an individual assessment from a qualified clinician instead of self-selecting exercises to manage it.

Programming Hip Flexor Work

For strengthening exercises, 2-3 sets of 8-15 controlled repetitions per side is a reasonable starting point, two to three times per week. For mobility drills, hold each stretch for 20-30 seconds per side, and use them after activity or as part of a dedicated mobility session rather than as a substitute for a warm-up before heavy lifting.

Pair hip flexor strengthening with hip extension work, such as the drills in the glute exercises hub, so the front and back of the hip are trained together rather than in isolation. If pelvic posture and lower back load are a concern alongside hip flexor training, the core exercise hub covers the trunk-control exercises that work alongside hip-flexor strength.

Common Mistakes

Common errors include leaning the trunk backward to swing the leg higher during marching drills, arching the lower back to force a deeper stretch, and only ever training hip flexion while neglecting hip extension work on the opposite side of the joint. Progress the range and load gradually, and treat sharp or unusual pain, numbness, or symptoms that persist as a reason to stop and seek qualified clinical advice rather than a reason to push through.