Watch or listen to highlights from Brainwaves
All available episodes
See photographs from recent episodes of Brainwaves
Professor Hilary Critchley reveals how much blood is usually lost during a period.
Dr James McIlroy on the potential benefits of treating patients with stool.
Midwife Dr Jenny Patterson explains the common factors behind the condition.
Professor Ian Deary reveals some discoveries from the Lothian Birth Cohorts research.