Hello and welcome to the board!
There is a wealth of information to be found here. The New Swingers Forum is a great place for you to start, in order to learn more about the lifestyle. Don't hesitate to ask questions, you'll find many that are willing to help guide you as you decide whether or not this is right for you.
And hey, there are a lot of us here that are "until death do us part". You are in good company.