Secondhand vape exposure: Risks and side effects Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice Passive vapingtime we see it like secondhand smoke and stand up for the right to clean air Signs of the Times According to the American Heart Association, the risks of secondhand smoke from vapes are still being discovered. Learn about the dangers of secondhand smoke from vapes. Sitting somewhere when a cloud of cotton candy vapor washes over you? If you can smell the sweet scent of a vape, that's not a great sign. Effect of second hand fumes from vaping on young lungs