The invention relates to a human digital model based on terahertz quantum wave information and a disease-diagnosing and treating system, belonging to the technical field of medicals, optics, mathematics and computers. The human digital model is composed of an acupuncture optical fiber bundle, a terahertz quantum wave information collecting and sending card, a potential difference change information collecting and sending card, a diagnosing expert system, a treating expert system, a sanitarian expert system, a computer centralized-control system and a connecting optical fiber. The invention has the advantages that the human digital model has important functions of diagnosing and treating human diseases, decoding brain thought codes and promoting the research and development of effective drugs with higher pertinence and also has a function of throwing out a minnow to catch a whale for the research and development of the terahertz quantum wave medicals.