Prepare for the Half Distance Triathlon in Swansea, Wales with a science-backed, strategically crafted 36-week Intermediate Training Plan—your roadmap to race-day success along Swansea Bay and the Gower Peninsula. ✅ Phase 1 – 12-Week Foundation Phase Build your aerobic engine and establish the strength needed to handle the hilly 56-mile bike course through the Gower Peninsula. 💥 Progressive swim endurance + technical drills 🏋️‍♂️ Full-body strength training built into your weekly flow 🚴 ...