Bøger i Isometric Exercises for Nordic Walking and Trekking serien

- Part 1. Exercises for Individuals - Strength, Muscle and Stamina Building Exercises to Improve the Walking Experience and to Perform During Walking Breaks Anywhere

- Part 2. Exercises for Walk Partner-Pairs - Strength and Stamina Building Exercises to Improve the Walking Experience and to Perform During Walking Breaks Anywhere