Breast development and function are influenced by hormones like estrogen, progesterone, and prolactin. These hormones regulate breast growth during puberty, the menstrual cycle, and pregnancy.

One of the most common cancers among women, emphasizing the importance of regular self-examinations and screenings. Infection of breast tissue, often occurring during breastfeeding. Non-cancerous changes in breast tissue that can cause lumps and discomfort.