There has been a major increase in the cases reported for breast cancer in the past decade. This has led to a rise in research in this area. Breast cancer has emerged as a separate field of study. It has various sub-types as well. Breast cancer is generally found in women but men too can suffer from this fatal disease. The most common symptoms of breast cancer are the formations of lump in the breast area, deformation of breasts, and discharge of fluids from breasts. This book aims to equip students and experts with complete information in this area. It provides readers with various theories and researches along with many case studies about this topic. Thus, the extensive content of this book provides the readers with a thorough understanding of breast cancer. Oncologists, researchers, academicians and students will benefit alike from this book.