Dr. LeBlanc is an associate professor of pediatrics at McGill University and member of the division of rheumatology at the Montreal Children’s Hospital. She is board certified in pediatrics, rheumatology and sport medicine. She is also a strong advocate for healthy active lifestyles. She is past chair of the Canadian Pediatric Society (CPS) Healthy Active Living and Sport Medicine Committee and past member of the American Academy of Pediatrics Council on Sport Medicine and Fitness.

Through these organizations she has published many articles and textbook chapters on sport or fitness-related topics.