The World Health Organization (WHO) identifies six essential building blocks of a health system. These building blocks serve as critical components necessary for the effective functioning of health systems and overall health outcomes. The six building blocks are:
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Service Delivery: This refers to the provision of effective, safe, quality personal and non-personal health services to those who need them, when and where they need them. It includes preventive, curative, rehabilitative, and palliative care.
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Health Workforce: The availability, training, and management of health professionals are crucial for delivering health services. A well-functioning health workforce should be adequately trained, motivated, and supported to provide high-quality care.
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Health Information Systems: These systems collect, analyze, and disseminate timely and relevant information critical for decision-making. Good health information systems enable effective planning, implementation, monitoring, and evaluation of health policies and programs.
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Medical Products, Vaccines, and Technologies: Access to essential medications, vaccines, medical devices, and technologies is vital for effective health service delivery. This block encompasses the regulation, procurement, and distribution of these products.
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Financing: Health financing mechanisms ensure that sufficient funds are available to support health services and minimize the financial burden on individuals. This includes how health services are funded (e.g., taxation, insurance) and ensuring equitable access to essential health services.
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Leadership and Governance: Effective leadership and governance in health systems involve developing policies, making strategic decisions, and establishing accountability mechanisms that ensure resources are directed toward the health needs of the population.
These building blocks are interconnected, and strengthening one can positively impact the others, leading to improved health outcomes and a more resilient health system.