Guinness, like other Irish stouts, enjoys a seasonal popularity every St. Patrick’s Day. It has also been touted as being “good for you,” at least by its own advertising posters decades ago.

Men have nipples, mammary glands and the hormones required, but the ability for male lactation rarely turns on. Here’s why ...

1 Section of Endocrinology and investigative Medicine, Imperial College London, UK 2 Department of Endocrinology, Imperial College Healthcare NHS Trust, London In premenopausal women, without ...

Elevated prolactin levels can cause symptoms like irregular periods and nipple discharge. Low prolactin levels are less common and can cause a reduced milk supply in lactating individuals. High ...

Prolactin is primarily secreted from the lactotroph cells of the anterior pituitary and the hormone is mainly known for its effects on mammary gland development and lactation. The most important ...

Nursing poses major metabolic demands on mothers, to which they respond by eating more and saving energy to sustain milk production. There are significant hormonal changes during lactation, but how ...

Macroprolactinoma is a type of pituitary tumor that leads to excess production of the hormone prolactin. This type of tumor is larger than a microprolactinoma but smaller than a giant prolactinoma.

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, ...

Plasma prolactin (PRL) levels after acute administration of fenfluramine (FEN) have been used as a probe of brain serotonin activity. FEN-evoked increases in PRL levels inversely correlate with ...