This paper briefly introduces the basic concepts, development history, basic principles, main treatment and evaluation technologies, development status, existing problems and development trends of aquatic therapeutic exercise, and summarizes the new progress of aquatic therapeutic exercise in basic medical research and evidence-based medical research through literature analysis. It aims to provide a reference for clinical treatment, scientific research and medical education for practitioners in rehabilitation medicine and related fields by systematically analyzing the scientific principles, technical systems, application fields and evidence-based foundation of aquatic therapeutic exercise, and improve the awareness rate and application rate of aquatic therapeutic exercise in the fields of rehabilitation medicine, sports medicine, geriatrics, etc., promote the standardized development of aquatic rehabilitation.