An epidemiologist's theory for the global rise in anxiety | Tim Spector

Become a Big Think member to unlock expert classes, premium print issues, exclusive events and more: https://bigthink.com/membership/?utm_... For centuries, medicine treated the brain as its own walled-off kingdom, separate from the messy business of digestion below. Epidemiologist Tim Spector says that picture is backwards. The real traffic on the gut-brain highway runs mostly in one direction: up, not down. ---------------------------------------------------------------------------------- Buy Tim Spector's most recent book, Ferment: The Life-Changing Power of Microbes, here: https://www.amazon.com/dp/1529932327?... ---------------------------------------------------------------------------------- About Tim Spector: Tim Spector is a Professor of Epidemiology at King’s College London, director of the Twins UK study, scientific co-founder at ZOE, and one of the world’s most-cited scientists. He's also the author of the bestsellers, Spoon-Fed, The Diet Myth, Food for Life, and Ferment.