Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
Fibrocystic breast changes are the most common cause of breast tenderness and breast lumps. Fibrocystic breast lumps are cysts; that is, fluid-filled sacs surrounded by fibrous tissue. These cysts are not caused by cancer. Fibroadenomas, another common cause of breast lumps, are solid lumps of fibrous tissue. They are not caused by cancer either.
