Abstract: A healthcare server connected to a terminal over a network includes a storage unit that stores healthcare target information of a healthcare target having the terminal, question information, and answer information, a reception unit that receives image information or message information transmitted from the terminal, an analysis unit that analyzes language information based on the received message information and acquires the question information from the analyzed language information, a generation unit that extracts the answer information corresponding to the acquired question information and generates a sentence example based on the extracted answer information, an evaluation unit that evaluates the extracted answer information with a degree of confidence indicating the certainty of the answer information, a correction unit that corrects the sentence example and the evaluation based on the healthcare target information, and a transmission unit that transmits the corrected sentence example and evaluation to t