Blood and Guts: A History of Surgery Season 1 Episode 2 Bleeding Hearts ( Air Date 2008-08-27 ) Genre Documentary category. Overview "Michael Mosley has a go at heart surgery and meets a man with no heartbeat. With a family history of heart problems, presenter Michael Mosley takes a personal interest in these pioneers, who teetered on the scalpel-edge between saviour and executioner. Michael has a go at heart surgery, meets a man with no heartbeat and witnesses an operation where the patient is cooled until their brain stops and has all of their blood sucked out.".