There have been several studies in the past that have examined whether Covid-19 the reappearance of Typ-1-Diabetes encourages. While a US study (»Morbidity and Mortality Weekly Report« 2022; DOI: 10.15585/mmwr.mm7102e2) suspected a causal relationship, a German study (»Diabetes Care« 2022; DOI:10.2337/dc21-0969) was unable to show this . Nevertheless observed the German research team a 1.15-fold increase in new cases of type 1 diabetes, which it attributed to indirect consequences of the pandemic.