Phoebe Hopson, a BBC reporter with extensive experience in health issues, dives into the hotly debated topic of fluoride. She discusses its historical role in public health, particularly in preventing tooth decay in children. The podcast examines the conflicting views on fluoride's safety, including skepticism from public figures like Robert F. Kennedy Jr. Listeners will learn about the scientific consensus on fluoride levels in tap water and the ethical considerations surrounding its use, making it a captivating exploration of a crucial public health topic.