In this podcast, Dr Arwel Jones gives an insight into the effects of exercise on the immune system in patients with chronic respiratory disease. Dr Jones explains the current state of play in the field of exercise immunology and where the potential is for future research, whilst also demonstrating the complexity of conducting these clinical trials. This is sure to be a great podcast for anyone interested in gaining insights into the potential unknown benefits of exercise in chronic respiratory disease as well as anyone who is looking for potential pointers for trial design in planned projects related to this field. Exercise immunology is a new emerging field within respiratory medicine and this podcast aims to increase awareness of its potential impact.