Please check out these links which can further your knowledege about periodontal disease. Always remember, a healthy body starts with a healthy mouth!
http://www.youtube.com/watch?v=XLDL8NhNxWA
http://www.youtube.com/watch?v=gHdm6TMzeJU&NR=1
http://www.youtube.com/watch?v=a8iabVWyj1s&feature=related
http://www.towniecentral.com/Dentaltown/Article.aspx?aid=2022