Dr. Joyce Obeid is an Assistant Professor with the Child Health & Exercise Medicine Program. She completed her training in the Departments of Kinesiology and Pediatrics at McMaster. Since joining the Department of Pediatrics as faculty in 2017, her team has been exploring the power of play for children and adolescents growing up with a chronic medical condition or disability. In this session of Grand Rounds, Dr. Obeid discusses wearable technologies that enable continuous monitoring of free-living human behaviours that extend beyond physical activity metrics. This presentation will highlight the possibilities and pitfalls of accelerometer-based wearables in healthcare.