1. How the Health Care Overhaul Could Affect You
2. A look at the health care overhaul bill
The first link will break down how things will probably work out for if you have insurance now (through your work or if you buy it yourself) and how it might work out if you don't. The second link gives a more broad breakdown of how this bill will affect taxes, medicaid, the amount of people insured, etc.
So check them out.