Research on the Development and Validation of Personalized Exercise Prescriptions for Breast Cancer Patients Based on Large Language Models

Inclusion Criteria: * Adult patients aged 18-75 years with early-stage breast cancer who have undergone surgical treatment, such as mastectomy or breast-conserving surgery. * ECOG performance status of 0-1, with adequate physical condition to participate in rehabilitation assessment and exercise prescription activities. * Availability of essential clinical data, including demographic characteristics, tumor stage and subtype, treatment history, and baseline physical fitness assessment. * Able to communicate effectively, maintain stable follow-up contact, and voluntarily participate in evaluation and feedback on exercise prescriptions. Exclusion Criteria: * Presence of severe postoperative complications or comorbidities (e.g., uncontrolled cardiac or pulmonary disease) that may interfere with participation in rehabilitation or pose a safety risk. * Significant physical or mobility impairments preventing the performance of prescribed exercises. * Severe psychiatric illness or cognitive dysfunction that hinders cooperation with assessments or follow-up. * Incomplete or missing key clinical data, making evaluation or follow-up impossible. * Any other condition deemed inappropriate for participation by the investigators.