Fibularis longus & brevis

Schematic anatomy
Fibularis longus & brevis

Legs

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Quadriceps

Rectus femorisVastus lateralisVastus medialisVastus intermedius

Hamstrings

Biceps femorisSemitendinosusSemimembranosus

Glutes

Gluteus maximusGluteus mediusGluteus minimus

Adductors

Adductor longusAdductor brevisAdductor magnusGracilisPectineus

Hip flexors

Psoas majorIliacusTensor fasciae lataeSartorius

Hip rotators

PiriformisObturator internusObturator externusSuperior gemellusInferior gemellusQuadratus femoris

Calves

GastrocnemiusSoleus

Shins & ankles

Tibialis anteriorTibialis posteriorFibularis longus & brevisExtensor digitorum longusExtensor hallucis longusFlexor digitorum longusFlexor hallucis longus

Feet

Abductor hallucisFlexor hallucis brevisAdductor hallucisFlexor digitorum brevisQuadratus plantaeFoot interossei & lumbricalsAbductor digiti minimiExtensor digitorum & hallucis brevis
Movement guide

Fibularis longus & brevis

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Lateral-leg muscles that turn the sole outward and assist plantar flexion.

01

Band ankle eversion

Ankle control · Light band

Also works

Fibularis tertius; foot stabilizers

How to perform

Sit with your leg supported. Turn the sole outward against a light band, then return slowly.

Avoid rotating your whole leg.

Example volume · 2 sets × 10–15 / side

Referencesorthoinfo.aaos.org

Community draft · awaiting expert review