Changes in Student Mental Health (IMAGE) Centre for Addiction and Mental Health Caption Conducted since 1977, the latest Ontario Student Drug Use and Health Survey reveals significant changes in mental health measures from past survey. Credit Centre for Addiction and Mental Health (CAMH) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.