Home workouts on the cheap -- or free!

Trying to be "good" about exercise without spending the money on a gym membership? Want to set up a home-based routine without a big investment?
Check out this piece on "8 Ways to Set Up a Home Gym on a Budget." Click here to read the details; these are the eight tips:

1. Use the space you've got
2. Keep it simple
3. Invite your friends
4. Use household items as exercise equipment
5. Buy second-hand equipment
6. Or go equipment-free
7. DIY decorating
8. Do your cardio outside