Abstract: A Data processing methods and systems adapted to manage personal health records by individuals. Wherein the patient undergoes encounters with a plurality of health care providers who generate personal health data of the patient. A storage device configured to perform tasks of a personal health record server (“PHRS”) comprising procedures to encrypt and store personal record data, to authenticate the access right of the requester, to create response to requester with associated personal health related information, to transfer personal health related information from/to information generating or storage devices; and to communicate with user via network. Personal health record server can be installed in a portable USB device and can start serving immediately after being inserted into a computer's USB port, personal health record stored can be accessed either by the said computer locally or by other computers requesting via internet through authenticated requests.