beating bowel cancer: 
macmillan: http://www.macmillan.org.uk/Home.aspx
mesothelioma guide: http://www.mesotheliomaguide.com/mesothelioma/peritoneal/
runners world: http://www.runnersworld.co.uk/
ostomy lifestyle athletes (closed facebook group): http://www.ostomylifestyle.org/content/new-facebook-group-ostomy-lifestyle-athletes