Self - Author

Self - Doctor of Pediatric Endocrinology

Self - Researcher, Okinawa Centenarian Study

Self - Former Patient of Dr. Lustig

Self - Dentist, Denver, Colorado

Self - University of Ottawa

Self - Biochemist

Self (archive footage)

Self (archive footage)

Self - Endurance Athlete

Self - Researcher, St. Michael's Hospital, Toronto

Self - Heart and Stroke Foundation

Self - Filmmaker

Self - Researcher at the U.S. Department of Agriculture

Self - Nutritionist

Self - Head of the Tobacco Research Unit, University of CA

Self - Medical Director, Canadian Obesity Network

Self - Alberta University

Self - McDonald's Canada

Self - Faculty of Medicine, University of California

Self - Endurance Athlete