The following web sites are excellent resources for science-based health information. Each one is maintained by a medical doctor whose primary focus is nutrition and healthy lifestyles:

Joel Fuhrman, M.D., http://drfuhrman.com/

Michael Greger, M.D., http://www.drgreger.org/

John McDougall, M.D., http://www.drmcdougall.com/

Neal Bernard, M.D., http://www.pcrm.org/

Michael Klapper, M.D., http://www.vegsource.com/klaper/

Dean Ornish, M.D., http://my.webmd.com/content/pages/9/3068_9408.htm