The Fitness Spectrum Series takes the guesswork out of working out! Fitness experts agree that the most effective way to improve aerobic fitness is through cross-country skiing. The book's 58 color-coded workouts and three sample training programs challenge skiers according to their fitness and skiing ability. Approx. 37 color photos. Approx.
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The Fitness Spectrum Series takes the guesswork out of working out! Fitness experts agree that the most effective way to improve aerobic fitness is through cross-country skiing. The book's 58 color-coded workouts and three sample training programs challenge skiers according to their fitness and skiing ability. Approx. 37 color photos. Approx.
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