Rise in injecting drug use | Schizophrenia and sudden death | Change needed in bypass surgery | Breakthrough in cause of fatigue

More people are injecting drugs than ever before. So what are the harms, and what are we doing to minimise them? People with schizophrenia have a life expectancy 25 years younger than the average Australian, and one of the reasons is heart attacks.  Meanwhile, do surgeons need to change their approach to coronary bypass surgery?  And Australian researchers uncover a potential new treatment for a rare blood disorder — that could replace blood letting.