The Persian Health Congress, entitled The 4th National Congress of Pediatric Health Promotion Updates, is a multidisciplinary scientific event dedicated to advancing knowledge and practice in pediatric and community health. The congress covers a broad spectrum of topics, including health promotion, disease prevention, environmental and occupational health, nutrition, and lifestyle-related risk factors affecting children. It also addresses emerging challenges such as non-communicable diseases, mental health, and the impact of social determinants on child health and well-being. With a strong emphasis on evidence-based approaches, the congress provides a platform for researchers, healthcare professionals, and policymakers to present their findings, share experiences, and explore innovative strategies aimed at improving pediatric health outcomes and strengthening health systems.