Doctors used to think their was no way to predict who would get diabetes. They thought that there was nothing that could be done about the onset of the disease. Over the years, however, doctors also started noticing that diabetes was happening more often in people who displayed certain genetic and personality traits. Now we know a lot about this disease and what causes it. You have control over some of the causes of diabetes, fortunately. Here are some factors that cause diabetes, some you can control, others you can’t.