Izzuddin M Aris

Izzuddin M Aris is an Assistant Professor at the Department of Population Medicine, Harvard Pilgrim Health Care Institute, and Harvard Medical School. He earned his undergraduate degree in Biomedical Sciences and PhD in Epidemiology from the National University of Singapore. His research focuses on the developmental origins of health and disease, leveraging birth cohorts like Project Viva, GUSTO, and ECHO to study how prenatal and early-life factors influence childhood growth, obesity, and cardio-metabolic risks.

• Key Research Areas: Prenatal predictors of obesity, longitudinal growth modeling, neighborhood environments, social determinants of health, and environmental exposures (e.g., PFAS, air pollution).
• Collaborations: ECHO Program, Project Viva, Growing Up in Singapore Towards healthy Outcomes (GUSTO), and international birth cohorts in Belarus, Mexico, and Singapore.

His recent studies explore:

• Neighborhood disadvantage affecting menopause onset (JAMA Network Open, 2025)
• Air pollution disparities in childhood asthma (Environ Epidemiol, 2025)
• Life’s Essential 8 cardiovascular health scores declining at age 10 (JAMA Cardiology, 2024)
• Neighborhood food access and child obesity (JAMA Pediatrics, 2024)

Awards: Recipient of Harvard Medical School’s Young Mentor Award (2022). His methodological expertise includes longitudinal trajectory modeling and analysis of social/environmental determinants.