Universal, school-based interventions to promote mental and emotional well-being: what is being done in the UK and does it work? A systematic review.

The present review aimed to assess the quality, content and evidence of efficacy of universally delivered (to all pupils aged 5-16 years), school-based, mental health interventions designed to promote mental health/well-being and resilience, using a validated outcome measure and provided within the UK in order to inform UK schools-based well-being implementation.