A first Half Distance Triathlon should feel ambitious, not chaotic. This 36-week Beginner plan gives you enough time to learn the sport, build the fitness, and rehearse the decisions that matter before you take on Sharm El-Sheikh’s 1.9 km swim, 90 km bike, and 21.1 km run. No prior mileage is required. The first 12 weeks focus on the fundamentals: aerobic endurance, beginner-specific strength, and swim technique. Instructional video drills make the swim easier to understand, while RPE and ...