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Abstract

Bio surveillance the systematic monitoring and analysis of health-related data for the early detection and response to public health threats, has undergone transformative advancements in recent years. This article provides a comprehensive overview of these innovations and their profound impact on our ability to protect populations from emerging infectious diseases, bioterrorism, and other health crises. We explore the diverse array of data sources, including clinical, environmental, and social data that fuel bio surveillance efforts. Furthermore, we delve into the pivotal role of data analytics and machine learning in processing this information, enabling real-time anomaly detection and predictive modelling. Geographic Information Systems (GIS) are highlighted for their spatial analysis capabilities, aiding in pinpointing high-risk areas and optimizing resource allocation during crises. International collaboration, facilitated by organizations like the World Health Organization's global outbreak alert and response network (GOARN), is emphasized as a cornerstone of modern bio surveillance. While celebrating these achievements, we also address the persistent challenges surrounding data privacy, ethical considerations, and algorithmic biases. As bio surveillance continues to evolve, it remains essential for global preparedness, ensuring that we are vigilant and responsive in the face of ever-evolving public health threats.