Dr Poirier is an author or coauthor of more than 450 scientific papers in peer reviewed journals, 450 abstracts, 30 chapter books and hundreds of presentations most of which are in the area of exercise, risk factors management, obesity, diabetes and cardiovascular disease. He has been chair of the Obesity Committee on the Council on Nutrition, Physical Activity and Metabolism of the American Heart Association. He was part of the macrovascular subcommittee of the Canadian Diabetes Association for the Clinical Practice Guidelines in Canada 2008, 2013 and 2018 as well as a member of the Canadian lipid and obesity guidelines.