One puff of an e-cigarette is likely less toxic than a traditional cigarette, but we dont know how many puffs the typical e-cigarette user is taking
Nothing happens if your vape is packed in your carry on bag
According to the Centers for Disease Control and Prevention, e-cigarettes are not safe for youth, young adults, pregnant women, or adults who do not currently use tobacco products
Plenty of other symptoms, including lung inflammation and "vape tongue" have also been reported even after vaping for just a short period of time
abnormal fat deposits, aggravation/masking of infections, decreased resistance to infection (See WARNINGS: Infection), hiccups, immunosuppression, increased or decreased motility and number of spermatozoa, malaise, insomnia, moon face, pyrexia