Together with representatives of youth organizations and decision-makers in the field of public health, we celebrated World Health Day 2023 and addressed the challenges that young people perceive in the field of public health in Slovenia. The young people alerted the decision-makers to the problem of the environment and health, microplastics and stress and its impact on mental health, and at the same time called for interdisciplinary and interdepartmental integration, pointed out the importance of involving young people in solving social challenges, highlighted the importance of prevention and much more.