Chapter 1: Navigating the Future: Secure Big-Data Analytics in Healthcare's 5G Era Chapter 2: Big Data-Driven Medical Image Processing Technologies and Applications Chapter 3: Challenges in Big Data Analytics Monitoring Chapter 4: Security Challenges in Big Data Analytics Chapter 5: Secure data sharing and collaboration in healthcare analytics Chapter 6: Enhancing Healthcare Data Security in the Era of 5G and Big Data Analytics Chapter 7: Privacy-Preserving Techniques for Big-Data Analytics in Healthcare Chapter 8: Enabling Trustworthy Data Sharing and Collaborative Insights in Healthcare Analytics Chapter 9: Communication aspects in 5G-assisted Big Data: A performance review against 4G-LTE frameworks Chapter 10: Authentication and Access Control schemes in 5G-Based Healthcare Systems Chapter 11: Indexing-Based Approach in Document-Centric Big Data Chapter 12: The AI-Mental Health Dialogue: An Investigation of Their Relationship Chapter 13: Research on the Application of Bayesian Deep Learning in Medical Big Data Chapter 14: Causal Inference in Healthcare: Effective Evaluation of Clinical Programs and Other Applications Chapter 15: Clinical risk modelling using medical big data: a machine learning approach Chapter 16: Unlocking Potential of Artificial Intelligence and Blockchain Integration for Preserving Privacy and Medical Data: High-Fidelity Data Sharing and Healthcare Analytics Lensing Legal Aspects Chapter 17: The Nuances of Legal Deviations in Modern Computing: A Relook into the Privacy and Data Protection Laws in India and Beyond Chapter 18: Charting the Course: Secure Big-Data Analytics and 5G in Healthcare's Transformative Journey.