People admitted to hospital for type 2 diabetes in Sweden have an increased risk of developing cancer. Data from over 125 000 patients admitted between 1964 and 2007 suggest that the profound metabolic disturbances of unmanaged diabetes may lead to cancer development. The highest risks were found for liver and pancreatic cancers. No excess risk of cancer was seen for people with familial diabetes. The authors say they can’t explain why prostate cancer comes in with the lowest risk (Oncologist 2010;15:548-55, doi:10.1634/theoncologist.2009-0300).

After the 2008 post-election violence in Kenya, 16 428 internally displaced people moved into a demographic surveillance area where field workers visit households every four months to record migrations, births, and deaths (Bulletin of the World Health Organisation 2010;88:601-8, doi:10.2471/BLT.09.069732). Over half the displaced people stayed for six months or longer. In 2008, those aged 15 to 49 years had an increased death rate compared with regular residents, and those aged over 5 had a greater percentage of deaths …