Global child health focuses on improving the health, survival, and development of children worldwide, particularly in low- and middle-income countries where access to basic healthcare is limited. It addresses major health challenges such as malnutrition, infectious diseases, poor sanitation, inadequate immunization, and limited maternal and neonatal care. The aim is to reduce child mortality, prevent disease, and promote healthy growth and development. Efforts include expanding vaccination programs, improving nutrition, providing clean water, and ensuring access to essential medical services. Global child health also involves education, poverty reduction, and strengthening healthcare systems. International organizations, governments, and NGOs work together to implement effective programs and policies. Continued global cooperation and investment are essential to ensure that every child, regardless of location, can live a healthy and fulfilling life.