It contains: estrogen (or estradiol, the most common form of the hormone in your body) progesterone or both of these hormones HRT has a controversial history. Popularized in the 1960s as a way to ...

New research says there may be a link between estrogen levels and sleep in perimenopausal women. Perimenopause marks the time when a cisgender woman’s body is preparing for menopause.

Triple-negative breast cancers are an aggressive form of disease that are negative for estrogen, progesterone, and the HER2 receptor proteins Informed by retrospective analysis of patient data and ...