The Half Distance Triathlon in Kenting, Taiwan poses specific physiological and environmental challenges—particularly for athletes aged 60 and older. A open-water swim in warm coastal waters; an extended flat bike segment with potential wind exposure; and a run course featuring elevation gain through Sheding Natural Park all require a carefully periodized, age-aware approach to training. This 36-week Half Distance Triathlon training plan is engineered to address the unique needs of senior ...