Low progesterone doesn't just affect your cycle. It affects your nervous system too. Here's the mechanism linking progesterone, anxiety, and the vagus nerve.

PCOS, endometriosis, and adenomyosis all run in families — but heritability isn't destiny. What the genetics actually show, and why the investigation isn't over.

PCOS has officially been renamed PMOS — polyendocrine metabolic ovarian syndrome. Here's what the name change actually means, why it matters, and how it should change the way the condition is treated.