The breast is liable to a lot of benign and malignant situations. Probably the most Repeated benign problems are puerperal mastitis, fibrocystic breast changes and mastalgia. Breast tissue starts to kind while in the fourth week of fetal life. In the fetus, breast tissue develops together two "milk traces" that https://grok.com/share/c2hhcmQtMw%3D%3D_21b4ddf4-c274-418a-a078-c9d2af4898ff