Effectiveness of mental health literacy intervention and contact-based education on knowledge, attitude, and stigma towards mental health among secondary school students in Chennai, South India: A cluster randomized controlled trial.

Background: Global trends indicate a rise in mental health disorders among youth, prompting need for effective interventions. Mental health literacy interventions have demonstrated benefits such as improved knowledge, treatment understanding, help-seeking behaviors, and stigma reduction. This study aimed to assess the impact of a comprehensive mental health literacy program on knowledge, attitudes, and stigma related to mental health among secondary school students in Chennai.