Digital health apps are transforming healthcare by enabling users to monitor their health, adhere to medication, and maintain healthier lifestyles. Despite their potential, adoption rates vary widely across different demographics and health conditions. While factors like user interface, perceived usefulness, and trust in app security are known to play a role, the interplay between these elements and user behaviour remains underexplored. This research aims to investigate the key factors influencing the adoption of digital health apps and examine how personalization, usability, and perceived value impact user decision-making.