This paper reviews networked healthcare and the role of mobile cloud computing and big data analytic s in its ennoblement. The motivation and development of networked healthcare applications and systems are presented along with the adoption of cloud computing in healthcare. A cloud let-based mobile cloud-computing infrastructure to be used for healthcare big data applications is described. The techniques, tools, and applications of big data analytics are reviewed. Conclusions are drawn concerning the design of networked healthcare systems using big data and mobile cloud-computing technologies analytics