There’s a muscle under your arch you’ve never trained. When it shuts off, your knees, hips and back pay for every step. Your flexor digitorum brevis is a small muscle under the arch that works like a bridge cable. When it goes slack, the ankle stiffens and for many people the knees and hips start compensating. 1. Plantar Fascia Release, 60s each foot 2. Seated Banded Dorsiflexion, 3x12 3. Pogo Jumps, 3x20 Drop BASICS below. Grade 1 Mobility is 4 weeks of follow-along, $29, community and all. #Elastaboy #Reboryn #Mobility #FootMobility #ArchRehab AnklePain