Are vapor cigarettes bad for you?

E-cigarettes are battery-operated devices that can look like a real cigarette or pen. Some with refillable tanks look a bit different. There are hundreds of brands, and they're sometimes marketed as a way to get your nicotine fix without the danger of cigarettes. read more

Electronic cigarettes, or e-cigarettes, include e-pens, e-pipes, e-hookah, and e-cigars are known collectively as ENDS – electronic nicotine delivery systems. According to the FDA, e-cigarettes are devices that allow users to inhale an aerosol containing nicotine or other substances. read more

Thornburg and his colleagues tested the vapor from e-cigarettes using a new smoking machine built to replicate the physical experience of a 14-year-old boy using one of the devices. They first tested an e-cigarette liquid designed to create a tobacco flavor. That liquid produced particles about 184 nanometers in size. read more