This article discusses the importance and challenges of primary health care in providing comprehensive and quality healthcare to individuals and communities. It explores the definition and scope of primary health care, its role in promoting equity and social justice, and its impact on health outcomes and healthcare costs. The article also examines the gaps and issues in primary health care delivery, such as the shortage of healthcare professionals and the need for technological advancements. Additionally, it discusses the relevance of the Alma Ata Declaration in shaping primary health care policies and practices over the past 40 years.