Why Racehorses Change Leads—and What It Reveals About Speed and Soundness
Why do horses change leads? Racehorses change leads — switching which front leg extends farthest forward during the gallop — to stay balanced on turns, reduce muscle fatigue on straights, and generate a burst of speed in the final stretch. Three things to know: On turns: The inside lead (left lead on counterclockwise US tracks) …

