Tai Chi for Relieving Aromatase Inhibitor-Induced Arthralgia in Patients with Stage 0-IV Breast Cancer, the TaiChi4Joint Trial

Inclusion Criteria

• Be able to speak and read English
• Been diagnosed with stage 0-IV breast cancer with no bone metastasis. Breast ductal carcinoma in situ (DCIS) (stage 0) patients treated with aromatase inhibitor (AI) are included
• Had completed all active treatments
• Had been receiving an AI (anastrozole, letrozole, or exemestane) for at least 3 months
• Had joint (knee, hand or hip) pain or stiffness that started or worsened after the initiation of AI
• Report worst pain in the past week >= 4 on a 0–10 numeric rating scale
• Be willing to adhere to all study procedures

Exclusion Criteria

• Has been diagnosed with another form of cancer in the past 5 years
• Uncontrolled cardiac, pulmonary, or infectious disease
• Body mass index (BMI) > 40 kg/m^2
• Currently attending any mind-body therapy classes (e.g. yoga)
• Joint pain due to inflammatory arthritic condition (such as rheumatoid arthritis, osteoarthritis or gout, which will be assessed during eligibility screening with patient self-reported data and will be screened through electronic medical record [EMR] data)
• Had surgery or joint infection in the past 6 months
• Currently taking corticosteroids or opioids, have discontinued or plan to discontinue AI in the next 6 months