Final answer:
Galactorrhea is a disorder related to the breast, characterized by the unnecessary discharge of milk.
Step-by-step explanation:
Galactorrhea is a disorder related to the breast. This condition is characterized by the unnecessary discharge of milk. It is caused by the excessive production of prolactin, a hormone that stimulates the production of milk in the mammary glands. Galactorrhea can occur in both men and women and may be a symptom of an underlying medical condition.