The health risks of secondhand smoke are widely understood. But what about secondhand vaping? Secondhand smoke from vaping could be harmful to children: study ABC13 Houston When someone vapes around others they expose them to 'second hand aerosol'. But what happens to that aerosol then? Does it disappear or is it like cigarette smoke and stays around, sticking to Vaping Produces Far Less Second Hand Nicotine Than Smoking Respiratory Therapy