Can vaping cause cancer? The evidence suggests it might. The Washington Post Vaping and Lung Cancer Risks: What You Need to Know Parkway Cancer Centre Singapore E Cigarettes Promote Macrophage Tumor Cells Crosstalk: Focus on Breast Carcinoma Progression and Lung Metastasis Young adult cancer survivors more likely than peers to use e cigarettes Although research on cancer risks associated with vaping is still limited, a 2025 systematic review found substantial evidence that e cigarette exposure is associated with biomarkers reflective of cancer disease risk. This includes Teens inhale cancer causing chemicals in e cigarettes