Even adults first learning to ski can feel like their being split from the groin up. Skiing on two skis will work muscle groups in your legs and back that don't normally see that much stress. The hardest part of skiing is the hardest part of any water sport, and that's the deep-water start.

Starting in the Water Your skis should be in front of you pointing up, and the rope should be between them. Make sure you use the knuckles up grip and that the rope is tight. Lean back slightly, then signal the driver to start. As the boat pulls you along, you should feel yourself getting pulled up.