The Tibialis Posterior muscle is difficult to recruit in pure isolation, especially in a closed kinetic chain (foot on the ground).⁠ .⁠ A good exercise to improve its recruitment is the single-leg pallof press (inversion bias).⁠ .⁠ The pull from the band will create an ankle inversion moment arm, meaning that it will make your ankle want to turn in. Fight against this moment arm by focusing on keeping the big toe on the ground. This will increase the recruitment of the Tibialis Posterior and imp