Legacy Project

The Canadian Healthy Infant Longitudinal Development (CHILD) Study

Research Leaders

Dr. P.J. Subbarao, Director & Toronto site leader; Staff Respirologist, The Hospital for Sick Children; Assistant Professor, Paediatrics, University of Toronto Dr. Stuart Turvey, Co-Director & Vancouver site leader; Professor, Pediatrics, The University of British Columbia
13-Becker Mandhane Sears-2016
Dr. Allan Becker, Winnipeg site leader; Professor, Pediatrics and Child Health, University of Manitoba Dr. Piush Mandhane, Edmonton site leader; Assistant Professor, Pediatrics, University of Alberta Dr. Malcolm Sears, Founding Director; Professor, Respirology, Department of Medicine, McMaster University

Strategic Focus

The CHILD Study—a nationwide birth cohort study involving over 3,300 Canadian infants and their families—explores how genetics and early childhood environmental exposures impact the development of asthma, allergies and other chronic childhood diseases.

CHILD Study Publications
CHILD Study News
CHILD Study website
Synergy in Microbiota Research (SyMBIOTA) website
  • a $2.5 million CIHR-funded project using CHILD Study data and biological samples


New video: Link between traffic pollution and allergy risk

Download the video


Video introduction to the CHILD Study—Understanding allergies, asthma and chronic disease

Download the video

Select Media Coverage

CHILD Study Projects


The Canadian Healthy Infant Longitudinal Development (CHILD) Study

2007 - 2016

Allen, Ryan; Becker, Allan; Befus, Dean; Brauer, Michael; Brook, Jeff; Chen, Edith; Cyr, Michael; Daley, Denise; Dell, Sharon; Denburg, Judah; Elliott, Susan; Grasemann, Hartmut; HayGlass, Kent; Hegele, Richard; Holness, D.; Kobor, Michael; Kollmann, Tobias; Kozyrskyj, Anita; Laprise, Catherine; Larché, Mark; Lou, Wendy; Macri, Joseph; Mandhane, Piush; Martinez, Fernando; Miller, Greg; Moqbel, Redwan; Moraes, Theo; Paré, Peter; Ramsey, Clare; Ratjen, Felix; Ritchie, Bruce; Sandford, Andrew; Scott, James; Scott, Jeremy; Sears, Malcolm; Silverman, Frances; Sly, Peter; Stanojevic, Sanja; Subbarao, Padmaja; Takaro, Timothy; Tang, Patrick; Tebbutt, Scott; To, Teresa; Turvey, Stuart; von Mutius, Erika

Understanding the Impact of Maternal and Infant Nutrition on Infant/Child Health

2014 - 2015

Anand, Sonia;

A feasibility study to develop an exposure model for indoor air contaminants and to collect genetic data on an asthmatic cohort

2005 - 2006

Dufresne, Andre; Infante-Rivard, Claire

Collaboration between the CHILD Study and START study (Annual Report story)

2011 - 2013

Subbarao, Padmaja