Fitness cross-country skiing
Fitness Cross-Country Skiing has everything you need to get the most out of your skiing. Inside you'll find fifty-eight great workouts spanning six color-coded training zones, from low to high intensity; indoor and summer workouts for year-round fitness; tips on choosing the right equipment; cross-training advice for running, cycling, hiking, and in-line skating; three levels of training programs covering basic conditioning through high-level rac...