Involvement of high school teachers in Health Promoting School program in selected township, Yangon Region, Myanmar: A cross-sectional mixed methods study.

The proportion of good involvement in the Health Promoting School program among high school teachers was low in this study area. Providing sufficient human resources and material, conducting the on-the-job and refresher training, enhancing parent-teacher cooperation, and strengthening the community partnerships were crucial to improve the level of involvement and reduced the barriers for the achievement of the Health Promoting School program.