Clockwise from top left: Perfect for challenging both the core and the sense of balance, the BOSU ($100) takes any exercise up a notch. The Jungle Gym XT ($100) brings suspension workouts into the home — the system works with a door or a pull-up bar. Bring a little mind-body exercise into your fitness freak's home gym with a Pilates Spring Board ($445); it's a wall unit version of the classic Cadillac. If you feel like giving big, it's hard to go wrong with an elliptical by Precor ($3,400) — a joint-friendly cardio machine. A set of adustable dumbbells ($143) means more options that take up less space; perfect for strength training in a small space.
Giving the gift of fitness is definitely a gift that keeps on giving. If someone on your holiday gift list works out at home, here are some pieces of equipment to help them burn it up in the comfort of their own home.