Vaping and smoking together increases lung cancer risk fourfold Smoking, vaping called a deadly combination for lung cancer risk UPI.com New research has found that nicotine based vapes are likely linked to oral and lung cancer risk, pointing to evidence such as DNA damage, oxidative stress, inflammation, and exposure to harmful chemicals and Can Vaping Cause Cancer? Vapor Shop Direct Patients With Cancer Who Vape Are at Significant Risk for EVALI Cancer Therapy Advisor