Assisted Cycling Therapy (ACT) augments the cadence to 1.8× the voluntary cadence.
ACT improves manual dexterity in adolescents with Down syndrome (DS).
ACT improves cognitive planning ability in adolescents with DS.
Cognitive planning and manual dexterity relate positively in adolescents with DS.
Improvements in cognitive planning and bimanual dexterity correlate following ACT.