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Mobile cloud Computing has become part of cloud computing that also deals with various issues of cloud services when is accessed by portable devices in wireless environment. The Healthcare data is relatively sensitive compared to other data which need at most supervision. When Cloud services are accessed by the mobile devices additional challenge like security arises. Providing the Security and privacy for the medical data is an interesting topic to deal with. In this paper the survey is done about the various challenges faced in Mobile Cloud Computing and the existing scenarios.