Cynthia Haines, M.D., (St. Louis, Missouri) is a family physician and faculty member in the Department of Family and Community Medicine at the Saint Louis University School of Medicine. She is also chief medical officer of HealthDay, a consumer news service that provides daily health news to more than 100 newspapers worldwide and 4,000 Internet sites including Yahoo!, MedlinePlus, MSN, and more than 1,500 hospital sites. Dr. Haines is also managing editor of Physician's Briefing, HealthDay's news wire service for healthcare professionals, hosts HealthDay TV, and is a featured medical editor and/or writer on a variety of health information websites.