eHealth combines AI software, cloud connectivity, mobile tools, wearable technology, electronic data, and digital infrastructure to deliver patient-centered care. Benefits include streamlined coordination, personalized solutions, efficient operations, and increased responsiveness. Government initiatives promote secure access, ethical standards, and quality assurance. Clinicians use automation, virtual consultations, remote evaluations, and advanced interfaces. Popular applications range from chronic disease monitoring, mental wellness support, fitness tracking, and elder care. Growth is driven by infrastructure investments, private innovations, rising awareness, and population needs. eHealth facilitates a future-focused system that addresses gaps, promotes equity, and provides effective healthcare services across every geographic, demographic, and economic group.