Smoking affects more than one organ. It can silently increase the risk of multiple cancers and long term health complications, often before symptoms even begin to appear. Tobacco use is directly linked to E Cigarettes and Associated Health Risks: An Update on Cancer Potential Exposure to PM2.5 and E cigarette can potentially put you at greater risk of lung cancer . Both exposure to PM2.5 air pollution and e cigarette use are linked to an increased risk of Vaping can cause cancer, say researchers but still isn't as damaging as smoking cigarettes. More than 5.5 million Britons currently use e cigarettes, which have long been viewed as a safer alternative Evidence update on the cancer risk of vaping e cigarettes: A systematic review Vaping and Lung Cancer Risks: What You Need to Know Parkway Cancer Centre Singapore