Insulinresistenz: Warum 20 Millionen Deutsche betroffen sind

TL;DR

Insulin resistance underlies much of the rise in type 2 diabetes, metabolic syndrome and fatty liver disease. Recent German surveillance shows about one in five adults aged 18–79 have prediabetes—a biomarker of insulin resistance—while 6–9 million Germans live with diagnosed diabetes. Combining these groups (plus people with metabolic syndrome but no abnormal fasting glucose) explains why experts and reports commonly cite roughly 20 million Germans affected by insulin resistance or its early consequences. Key drivers include sedentary lifestyles, overweight/obesity, diets high in ultra-processed food and socio-economic disparities. Many cases are preventable or reversible with lifestyle measures; the German health system offers prevention programs but gaps r