Dr Philip Smith, Digital and Education Editor of Gut and Consultant Gastroenterologist at the Royal Liverpool Hospital, interviews Professor Cao, Associate Professor of Surgery, Division of Public Health Sciences, Department of Surgery, Washington University School of Medicine, St. Louis, Missouri. This Gut podcast is focused on the paper "Sugar-sweetened beverage intake in adulthood and adolescence and risk of early-onset colorectal cancer among women", which is published in paper copy in Gut in December 2021, and is available here: https://gut.bmj.com/content/70/12/2330.