According to the GLOBOCAN 2020 global cancer statistics, breast cancer has surpassed lung cancer as the number one cancer with the highest incidence. So, how can we simply distinguish breast hyperplasia, breast nodules, and breast cancer in daily life? What are the different performances of each? Let’s see what the experts say: Chief Physician Song Guohong—Deputy Director of the Department of Breast Oncology, Peking University Cancer Hospital, Deputy Director of the Internal Medicine Teaching and Research Section; Chairman of the Professional Committee of Precise Targeted Diagnosis and Treatment of Breast Cancer, Beijing Cancer Prevention Society