A new study has revealed that three risk factors are associated with severe strokes, two of which can be managed by lifestyle changes. The research, published this week in the Neurology journal, analysed data collected between 2007 and 2015 as part of the INTERSTROKE study. This global study involved patients from 142 centres across 32 countries who were asked standardised questions to assess their stroke risk factors. A total of 13,460 stroke patients were observed, with cases divided into