The chapter on “Digital Health and Technology Adoption in Public Health” delves into the transformative impact of the Health Care 4.0 revolution on healthcare delivery. It explores the integration of cyber-physical systems, including connected medical devices, cloud computing, big data analytics, artificial intelligence (AI), and decision support systems, reshaping healthcare into a smarter, interconnected ecosystem. The narrative unfolds through a comprehensive examination of digital health’s development, emphasizing its role in enhancing disease surveillance, health promotion, prevention, rehabilitation, and service delivery across the Asia-Pacific region. Through case studies, the text illustrates successful implementations, highlighting the benefits of telehealth in improving access, particularly in remote areas, and the acceleration of digital health adoption driven by the COVID-19 pandemic. Looking ahead, the chapter identifies emerging technologies and calls for collaborative efforts among governments, healthcare providers, and the tech sector to foster a robust digital health ecosystem. This collaborative approach is crucial for addressing challenges such as data security, privacy, and digital literacy, ensuring healthcare practices and policies evolve in tandem with technological advances. The chapter concludes by emphasizing the need for ongoing innovation and adaptation in healthcare, advocating for a united push toward a future where digital health technologies are seamlessly integrated into healthcare delivery, enhancing efficiency, accessibility, and patient outcomes.