Vaping Produces Far Less Second Hand Nicotine Than Smoking Respiratory Therapy Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM HEALTH Does vaping cause secondhand smoke? Doctors explain the side effects: Details below. The health risks of secondhand smoke are widely understood. But what about secondhand vaping? Is Second Hand Vaping Harmful? EDGE Vaping Do Vapes Have Second Hand Smoke Do electronic cigarettes create thirdhand chemical residue?