Core Insights - Breast cancer treatment is transitioning from a focus on surgery and chemotherapy to a new era of precision medicine, improving overall patient quality of life [1][2] - Breast cancer is the most common malignant tumor among women in China, with approximately 420,000 new cases and 120,000 deaths annually [1] - Early detection remains crucial, with common warning signs including painless breast lumps, bloody nipple discharge, skin abnormalities, nipple retraction, and swollen lymph nodes [2] Group 1 - The treatment landscape for breast cancer is evolving towards personalized approaches, utilizing molecular subtyping to tailor therapies such as endocrine, targeted, and immunotherapy [1] - Innovative drugs have emerged, overcoming previous limitations where no treatment options were available, with advancements in single-target, dual-target, TKI, and ADC therapies [1] - The treatment goal has shifted from merely tumor removal to extending survival while ensuring patients' physical and mental well-being, encapsulated in the philosophy of "living longer and living better" [1] Group 2 - Patients with advanced breast cancer and their families face significant challenges, including treatment difficulties, financial burdens, social stigma, and psychological stress [2] - Women are encouraged to perform monthly self-examinations to detect abnormalities early, using methods such as visual inspection, palpation, and nipple discharge assessment [2]