On BBC Radio 4 and available on Sounds

28ish Days Later

"What do you really know about the menstrual cycle? India Rakusen explores the whole bloody story, discovering facts that could change your life. Periods are just the beginning."

Todays episode,Day 11, was about:

"India meets Emily Jacobs, an Associate Professor of Psychological and Brain Sciences at University of California Santa Barbara, to discuss sex bias within medical science. Emily shares with India her extensive research into hormones and the brain."