Screening Programs: These are essential tools for early detection of diseases in asymptomatic individuals, especially cancers and chronic diseases. Surveillance Systems: Epidemiological surveillance helps in early identification of disease patterns and outbreaks, providing data-driven insights. Diagnostic Tests: Advances in diagnostic technology have enabled quicker and more accurate identification of pathogens and diseases. Genetic Testing: Early diagnosis of genetic disorders through newborn screening and other genetic tests can prevent severe health complications later in life.