According to the World Health Organization, Polycystic Ovary Syndrome — or PCOS — impacts a huge number of women, but the “C” in its name — for “cystic” — has caused serious misunderstandings. Experts say the new name — polyendocrine metabolic ovarian syndrome, PMOS —  represents a major advancement for diagnosis and treatment. The World’s Host Carolyn Beeler speaks to Helena Teede, who spearheaded the change, about why it matters. She’s director of the Monash Centre for Health Research and Implementation, and joined the show from Prague.