Diabetes comes from too much sugar? Five myths about metabolic disease. Every year, more than half a million people in Germany develop diabetes.

Diabetes is a serious disease, with two out of three diabetics dying from heart disease or a stroke. The risk of diabetes doubles if you are overweight (according to the definition from a body mass index (BMI) of 25) and even triples if you're obese (from a BMI of 30) But there are also overweight and obese people who never develop diabetes because of various risk factors.