Does Vaping Increase the Risk of Lung Cancer? Recent studies suggest that while vaping may seem safer than smoking, it still carries risks! Vaping can expose your E cigarettes are likely to cause cancer, including in the lungs and mouth, according to a sweeping review of scientific evidence that challenges their positioning as a safer alternative to smoking. There is Irish Cancer Society position on e cigarettes Irish Cancer More cancer causing chemicals found in electronic cigarettes The Verge Research shows vaping is far less harmful than smoking Evidence update on the cancer risk of vaping e cigarettes: A systematic review