Comprehensive overview of the various diagnosis techniques employed in disease detection and public health crisis management Diagnostic Techniques in Public Health: Analytical and Chemometric Approaches in Disease Detection and Management explores the roles of advanced chemometric approaches and modern diagnostic tools in addressing complex analytical challenges in global health. The book provides a systematic examination of major international public health emergencies, including COVID-19 and Monkeypox, as defined by the World Health Organization. This volume brings together carefully curated chapters that integrate perspectives from molecular biology, analytical chemistry, nanotechnology, biomedical engineering, and informatics, addressing how diagnostic science can evolve to meet the demands of a rapidly changing and interconnected world. Diagnostic Techniques in Public Health provides in-depth coverage of representative topics, including: Molecular diagnostic technologies, ranging from classical polymerase chain reaction to next-generation isothermal amplification methodsELISA-based immunoassays and genomic sequencing as key tools for pathogen surveillanceEmerging technologies such as CRISPR-based diagnostics and microfluidic systems enabling high automation, multiplexing, and reagent efficiencyPlasmonic biosensors and flexible bioelectronics, highlighting advances toward non-invasive, continuous, and personalized health monitoring Bridging advanced analytical methodologies with public health applications, Diagnostic Techniques in Public Health serves as a valuable reference for analytical, medicinal, and pharmaceutical chemists, molecular biologists, and public health professionals.