Evidence-Based Perioperative Medicine (EBPOM)'s World Congress in London is an vital point in the perioperative calendar. This year was no exception. In this piece we speak to some of the poster presenters about hypotension and also, an app that helps with preparation for major surgery. Presented by Andy Cumpstey with Alexander (Sandy) Jackson, Clinican Data Scientist, Royal College of Anaesthetists, NIHR Doctoral Fellow, Anaesthetics and Intensive Care Doctor, University of Southampton, NHS Foundation Trust and Miriam van der Velde, Researcher at the Innovation of Exercise Care Lectorate & University Lecturer in Master of Geriatric Physiotherapy.