Combining vaping and smoking may raise risk of diabetes and prediabetes, study finds Euronews Vaping raises risk of diabetes: John Hopkins researchers Study Looks Into The Relationship Between Vaping And Diabetes Vaping Post Could Vaping Put You on a Path to Diabetes? 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. Vaping linked to higher diabetes risk: What a new study by scientists say