High Performance Amateur athletes preparing for the Half Distance Triathlon Doha Qatar need more than endurance. This 24-week triathlon training plan develops threshold power, race-specific stamina, pacing control, and durability for Doha’s 1.9km swim, fast 90km bike, and 21.1km waterfront run. You begin at 9 hours in week one and peak at 14.5 hours in week 19. Because a strong aerobic base is required before starting, the plan moves directly into advanced work including anaerobic threshold ...