Glenn Ellis, is a health advocacy communications specialist. He is the author of "Which Doctor?" and "Information is the Best Medicine." A health columnist and radio commentator who lectures, nationally and internationally on health-related topics, Ellis is an active media contributor on health equity and medical ethics.

Listen to Glenn, every Saturday at 9 a.m. on www.900amwurd.com, and Sundays at 8:30 a.m. on www.wdasfm.com. For more health information, visit: www.glennellis.com.