VERIFY: Do e cigarette cartridges contain more nicotine than cigarettes? Vaping can have serious negative impacts on both your lungs and your overall health. Here are the potential risks that we already know about, even if the vape is nicotine free: New Research Uncovers How Synthetic Nicotine Brands Market E Cigarettes to Young People on Social Media Annenberg E Cigs Are Going Tobacco Free With Synthetic Nicotine WIRED Liquid Nicotine for Electronic Cigarettes Toxic for Kids Nashville Medical News Healthcare News for Medical Professionals Vaping: The new wave of nicotine addiction Cleveland Clinic Journal of Medicine