The iliotibial band is a thickened and strong tendinous strap which runs down the side of the thigh.

Page updated November 2023 by Dr Sheila Strover (Clinical Editor)

iliotibial band or ITB
The ITB running down the outer thigh.


Function of the ITB

The ITB and the muscles associated with it function to extend, abduct, and laterally rotate the hip.

Back to top


Iliotibial band overuse injury

Repetitive bending activities of the knee, for example in running, may irritate a tight iliotibial band, leading to pain in the knee and possibly the hip.

Back to top


Forum discussions

Back to top


Peer-reviewed papers


"Abnormal pronation of the subtalar joint may cause increased internal rotation of the tibia, which increases the tension on the ITB at its insertion point on Gerdy’s tubercle during each foot strike."

Citation: Brandon K, Patla C. Differential diagnosis and treatment of iliotibial band pain secondary to a hypomobile cuboid in a 24-year-old female tri-athlete. J Man Manip Ther. 2013 Aug;21(3):142-7. doi: 10.1179/2042618613Y.0000000031. PMID: 24421625; PMCID: PMC3744847.

    Back to top



    Dr Sheila Strover (Editor)
    BSc (Hons), MB BCh, MBA

    See biography...