Aerobics Music Offers music and videos for aerobics instructors. http://www.aerobicsmusic.com/

American Council on Exercise (ACE) Promotes active lifestyles by setting certification and education standards for fitness instructors. http://www.acefitness.org/

Burntrax Music Provides online samples of new releases. http://www.burntrax.com/

Muscle Mixes Music Sample sounds from collections of hip exercise music. http://www.musclemixesmusic.com/

Power Music Workout music for fitness activities such as aerobics, step, muscle conditioning, and more. http://www.powermusic.com/

ProMotion Music Providing aerobic instructors with familiar cover tunes that sound like the original artists. http://www.promotionmusic.com/

The Music and Motion Studio Supplier of aerobic class music, videos, clothing, and workshops. http://www.fitness-essentials.com/

Workout Music Video Workout music for exercise and fitness activities including aerobics, step, power walking, running, kickboxing. http://www.sportsmusic.com/