He is an award-winning investigative reporter who worked for the Montreal Gazette for twelve years, served as a consultant to the Center for Bioethics, affiliated with the University of Montreal, and worked free-lance as a medical analyst for CBC (Canadian Broadcasting Corporation) radio and a producer for CBC TV's The Fifth Estate, a newsmagazine featuring investigative stories.

Nicholas Regush has also written several books and numerous magazine articles and produced features for ABC TV's newsmagazines, Day One and Nightline. He has been producing medical features for six years for ABC's World News Tonight with Peter Jennings and has written more than one hundred columns ("Second Opinion") for abcnews.com

His current published book is "The Virus Within: A Coming Epidemic." Previous books include "The Breaking Point," an examination of violence; "Safety Last" an investigation of Canada's health protection system; and "Condition Critical," a probe of Canada's health care system.