Matt and Ella talk to lead researcher Dr Megan Rossi about the overall importance of the gut, also known as a 'second brain', in maintaining both physical and mental health. Looking at the nitty gritty of digestion, bloating, microbiomes, sourdough, kombucha and how our body works.  See acast.com/privacy for privacy and opt-out information. Learn more about your ad choices. Visit podcastchoices.com/adchoices