Pinpoint

Hip

adductor magnus

a-DUK-tor MAG-nus

Largest inner thigh muscle, with adductor and hamstring-like parts, adducts and extends hip powerfully. Mimics hamstring in deadlifts. Crucial for posterior chain balance.

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Common Pain & Injury

Deep thigh ache from squats, confusing with hamstring issues. Myositis ossificans possible. Doc for bone-like hardness.

Anatomy & Function

Origin

Inferior ramus of pubis, ischial ramus and tuberosity (pubic/ischial bone branches).

Insertion

Linea aspera and medial supracondylar line of femur (thigh bone shaft to lower inner).

Actions

  • Hip adduction (legs squeeze)
  • Hip extension (straightening hip)
  • Hip external rotation

Innervation

Obturator nerve (L2-L4) and sciatic for lower part.

Muscle Relationships

Antagonists

Abductors (glute med/min)

Synergists

HamstringsAdductor brevisGluteus maximus

Trigger Points

Posterior thigh portion, refers to posterior knee and groin.

Stretches

1Deep frog pose
2Adductor magnus wall stretch
3Pigeon with adduction

Common Conditions

Adductor magnus strainIschial bursitisHamstring-adductor syndrome

Anatomical Parts

Left adductor magnusRight adductor magnus

FAQ

Adductor magnus vs hamstring pain?

Deep posterior thigh; test adduction strength.

Largest adductor muscle function?

Adducts and extends hip like a two-in-one.

Lower inner thigh hurt squats?

Magnus overload; lighter loads.

Stretch adductor magnus?

Frog pose targets lower fibers.

Exercises for adductor magnus

13

Also Works adductor magnus

10

Related Hip Muscles

Hip Pain Guide

Common causes and relief

Activities & Sports

See which activities use adductor magnus

Pinpoint·Interactive 3D Anatomy & Exercise Guide