This six-month training plan is designed specifically for Masters athletes over 40, providing a structured progression to enhance endurance, strength, and race-day performance aligned with the event’s requirements. Half Distance Jonkoping Sweden Course Overview - The 1.9 km swim in Lake Munksjön follows a straightforward out-and-back layout with average water temperatures around 68°F (20°C). Effective preparation involves developing efficient swim technique and adapting to cooler water, ...