for gym music music for fitness in general, I recommend european dance music.......
it's ALWAYS the best motivational tool for me...
.....and you don't have to tell anyone at the office if u just listen to it on the mp3 player at the gym
....
.... here's a compilation series on itunes that I recommend -- the "Euro Club Hits" series:
http://phobos.apple.com/WebObjects/M...Club+Hits+Vol+