Futureproof Extra: The vest that could help predict sudden cardiac death

Researchers from University College London have developed an electrocardiographic imaging (ECGI) vest that might help identify individuals at a higher risk of sudden cardiac death. Joining Jonathan to explain how it works is Gaby Captur, Consultant cardiologist in Inherited Heart Muscle Conditions at the Royal Free London NHS Foundation Trust & Senior lecturer at the UCL Institute of Cardiovascular Science.