Health-conscious programme for appropriate use of smart devices: abridged secondary publication.

Key Messages: 1. There is a high prevalence of self-reported musculoskeletal, visual, and psychosocial symptoms among adolescents with excessive use of electronic devices. 2. A moderate association was found between electronic device use and these symptoms. 3. The degree of slumped spinal posture during electronic device use was correlated with the severity and frequency of self-reported musculoskeletal symptoms. 4. Vergence facility and accommodative facility were correlated with the severity and frequency of self-reported eye symptoms and the Ocular Surface Disease Index, respectively. 5. Frequent breaks, physical activity, and focused-group programmes help reduce the negative impacts associated with excessive or problematic use of electronic devices.