Using E Cigarettes: What Clinicians Must Know Psychopharmacology Institute Have you been thinking about trying vapes or e cigarettes? Think again! Most e cigarettes contain nicotine and other harmful substances. Some products claiming to be nicotine free have been found to contain nicotine. Nicotine New Analysis Underscores Health Risks of E Cigarettes Johns Hopkins Medicine As few as 2 cigarettes per day linked to 50% increased risk of heart disease: Study New Jersey Alliance for Clinical and Translational Science NJ ACTS E liquide Base Vgtale Fabrication franaise sans propylne glycol Wevape Vaping Versus Smoking: Are Electronic Cigarettes the Savior? Arteriosclerosis, Thrombosis, and Vascular Biology