This study examined the immediate effect of 20 minutes Galileo Therapy (20Hz, pos. 2, 10 minutes, 30° squat) on ankle flexor spasticity in kids with Cerebral Palsy (CP, GMFCS level 1-4, age 3-14). Participants were separated into a knee flexion and a knee extension spasticity group. In average spasticity at the ankle joint was decreased by 55% and this effect lasted up to 3 hours after the end of the 20 minutes Galileo Therapy...