The Intermediate 36-Week Half Distance Triathlon Training Plan is specifically built to prepare you for the unique demands of the Dallas–Little Elm Half Distance Triathlon. With its wetsuit-legal lake swim, smooth rural bike course, and flat, fast trail run, this race rewards athletes who train with purpose, precision, and consistency. That’s exactly what this plan delivers. ✅ Swim-Ready from the Start Lewisville Lake’s 1.2-mile open water swim is a one-loop course likely to be wetsuit-legal. ...