Vaping May Increase Risk Of Developing High Blood Sugar, Diabetes iHeart Study Looks Into The Relationship Between Vaping And Diabetes Vaping Post The Surprising Link Between Vaping And Diabetes Risk Vaping raises risk of diabetes: John Hopkins researchers Combining vaping and smoking may raise risk of diabetes and prediabetes, study finds Euronews Studies have found a connection between nicotine and diabetes. Smoking cigarettes or vaping can increase your risk of type 2 diabetes, since nicotine raises blood sugar levels.