Public health ethics grapples with the moral dimensions of promoting population health. It balances individual rights with community welfare, considering principles like respect for persons, beneficence, and justice. Ethical decision-making in this field often involves weighing competing values and interests. Historical context shapes public health interventions, from ancient sanitation systems to modern pandemic responses. Key ethical frameworks guide decision-making, including utilitarianism, deontology, and principlism. Case studies illustrate real-world dilemmas, while policy development and resource allocation present ongoing challenges.