Racing the Half Distance Triathlon in Rockford, Illinois, demands more than just grit—it requires a smart, structured training plan that builds your fitness progressively, sharpens your technique, and prepares you for the race-day demands of this scenic but challenging course. That’s exactly what our 36-Week Half Distance Triathlon Intermediate Training Plan delivers. 🏊 Swim Ready for the Rock River With a point-to-point swim in the Rock River and warm waters averaging 79°F (26°C), you'll ...