The hormone prolactin has long been understood to play a vital role in breast growth and development and the production of milk during pregnancy. But a pair of recent studies conducted at VCU Massey ...

University of Otago researchers have discovered a new function for the hormone prolactin—it limits a new mom's investment in aggressive behavior and instead focuses them on interacting with their ...

A prolactinoma is a benign pituitary tumor that makes the hormone prolactin. While these tumors aren’t life threatening, they can cause fertility challenges and vision problems. Most are treated with ...

A laboratory abnormality during the evaluation of erectile dysfunction in a young man leads clinicians to identify ...

Breast cancer is one of the most prevalent cancers among women worldwide, and researchers have long sought to understand the myriad factors that may influence its development. Among these factors, ...

Pituitary adenomas are tumors that start in your pituitary gland. They’re usually noncancerous and grow slowly. Prolactinomas are pituitary adenomas that secrete the hormone prolactin. Pituitary ...

There are many great mysteries of science: How did life begin? Is the universe infinite? Why does the male of our species need a rest period after ejaculation before round two? This third question may ...