The iliotibial band is a thickened and strong tendinous strap which runs down the side of the thigh.
|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.
A Review of Treatments for Iliotibial Band Syndrome in the Athletic Population. Beals C and Flanigan D. J Sports Med (Hindawi Publ Corp). 2013; 2013: 367169.