Athletics News Unlocking Preschool Power: What Vertical Jumps Without Arm Swings Reveal About Running in 3-6-Year-OldsBy Caleb WilsonAugust 2, 2026 A new study in Frontiers explores how vertical jumps without arm swings relate to running biomechanics in preschoolers aged 3-6, shedding light on early motor development and coordination milestones.
