The Half Distance Triathlon Pucón demands more than general endurance. You need efficient open-water swimming, strength for a varied 90km bike course, durable running legs, and enough recovery built into training to absorb the work. This 36-week triathlon training plan is designed specifically for senior triathletes age 60 and over who want a longer, more progressive path to race day. Why 36 Weeks Works The program begins with a 12-week base phase focused on rebuilding aerobic fitness, swim ...