This document provides an overview of primary health care in India. It discusses the historical evolution of health care approaches from Bhore Committee to Alma-Ata Declaration. The key principles of primary health care are equitable distribution, community participation, intersectoral coordination, appropriate technology, focus on prevention. The primary health care system in India operates at village, sub-centre and primary health centre levels. It aims to provide basic health services to rural populations through community health workers like ASHA and anganwadi workers.