Ski Fitness Workout Challenge Level Check each video for the difficult level. Skip to Videos All | Full Body Workout | Leg Strength & Endurance | Core Workout | Flexibility and Recovery | 2 Week Program | 4 Week Program | 2 Week Program, Day 1 - 20 Min Strength - Balance 2 Week Program, Day 2 - 30 Min Endurance - Strength - Balance - Flexibility - Mobility 2 Week Program, Day 3 - 20 Min Flexibility 2 Week Program, Day 4 - 20 Min Strength & Endurance - Stability - AgilityBand Needed 2 Week Program, Day 5 - 30 Min Endurance - Strength - Balance 2 Week Program, Day 6 - 15 Min Mobility - Flexibility 2 Week Program, Day 7 - 20 Min Strength - Agility - Endurance - StabilityBand Needed 2 Week Program, Day 8 - 15 Min Strength & Endurance - Stability - Balance 2 Week Program, Day 9 - 20 Min Flexibility 2 Week Program, Day 10 - 25 Min Endurance - Strength 2 Week Program, Day 11 - 30 Min Strength - Endurance - Mobility - Flexibility 2 Week Program, Day 12 - 20 Min Flexibility - Mobility 2 Week Program, Day 13 - 20 Min Strength - Endurance 2 Week Program, DAY 14 - 25 Min Endurance - Strength