A major review of global research led by cancer researchers at UNSW has found vaping likely causes oral and lung cancer. Vapes aren't harmless. If you're thinking about quitting vaping or smoking Can vaping cause cancer? The evidence suggests it might. An oncologist shares what he tells people when they ask about vapes and cancer risk. Vaping and smoking together increases lung cancer risk fourfold Breast Cancer & E Cigarettes: Is Vaping a Safer Alternative to Smoking? Maurer Foundation