How do I use my legs correctly in reining?

Leg use in reining is more specific and more varied than in many other disciplines because the leg serves multiple distinct purposes — creating forward energy, controlling lateral position, asking for lead departures, shaping the spin, holding the counter-canter, and cueing the flying lead change — and each of those purposes requires a slightly different leg position and pressure. The foundational leg position in reining is long and relaxed, hanging naturally from the hip with the heel down and the calf resting lightly against the horse's side without gripping. From that neutral position, the leg can be applied for specific purposes: both legs at the girth drive forward energy, the inside leg at the girth maintains forward impulsion and prevents the horse from falling inward in a circle, the outside leg behind the girth asks for a lead departure or cues the flying change, and the leg moving back from the girth toward the flank shapes the hindquarters in the spin. The most important principle in leg use for reining is that each leg aid should be specific, brief, and followed by a release when the horse responds — a constant squeezing leg that is always present teaches the horse to ignore it, while a leg that appears for a clear purpose and disappears when the horse responds stays meaningful over time. Beginners in reining often use too much leg continuously rather than applying it specifically, which creates dullness that makes the horse less responsive to the more subtle leg aids that reining maneuvers require. Building leg responsiveness by applying a light aid, escalating if needed, releasing immediately on the response, and rewarding the horse for responding to lighter and lighter aids progressively over time is the training approach that keeps the leg an effective communication tool throughout the horse's career.