FDA rescinds marketing ban on Juul vaping products CNN What's really inside a vape? Many people think vaping is just flavored vapor, but the aerosol from e cigarettes can contain harmful substances that go straight into the lungs. According to the New strong evidence that Juul is more toxic to lungs and hearts than earlier e cigs Stanton Glantz blog Are Juul Pods Dangerous Vaping Dangers: What Parents Should Know It's not just vapor. Your vape could contain the same amount of nicotine as of 30 packs of cigarettes, plus other harmful chemicals. Want help quitting? SMCHDs next Nicotine Cessation Class starts