An apparatus for use in voice assisted medical diagnosis including a database, an input unit, a voice matching unit and a diagnosis unit. A voice model associated with an individual is stored in the database. The input unit receives a voice signal from the individual. The voice matching unit matches the voice signal with the voice model. The diagnosis unit diagnoses whether the individual suffers from one or a multiple of predetermined diseases according to a matching result from the voice matching unit. The apparatus further includes a speech recognition unit, analyzing the individuals voice response to a plurality of predetermined questions to determine one or a multiple of medical conditions of the individual. The diagnosis unit diagnoses whether the individual suffers from one or a multiple of the predetermined diseases according to the matching result and the one or multiple of medical conditions of the individual.