E Cigarette effects on oral health: A molecular perspective ScienceDirect Researchers now warn that nicotine based e cigarettes are likely carcinogenic, meaning they have the potential to cause cancer, specifically in the lungs and mouth. Learn more in our weekly news roundup. https: t.co i4xGiCxD0t 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 Misconceptions about e cigarette safety might be stopping smokers using them to quit Preclinical study suggests 'e cigarettes' may promote lung cancer in high risk individuals ecancer