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 Dual cigarette and e cig use increases human risk of lung cancer 40 times Stanton Glantz blog Do alternative tobacco products induce less adverse respiratory risk than cigarettes? Respiratory Research Springer Nature Link Switching to E Cigarettes Did not Prevent His Lung Cancer Death Quelle rsistance pour un e liquide 50 50 PG VG ?