Hoping to get--or give yourself--an iPod, PC or DVD player this holiday season? Why not put those playthings to work? Keeping New Year's resolutions will be a little easier with these new tools designed to transform your high-tech toys into serious fitness equipment.
MP3 Motivation
Whether your exercise playlist leans toward Radiohead or Rocky, all songs eventually get tired. Now several new services promise to relieve the tedium with downloadable MP3 workouts. Among the best is iAmplify.com which puts a personal trainer in your iPod or other portable digital music player. Workout choices range from yoga and Pilates to...