Can I be Affected by Secondhand Vape Smoke? E Cigs and Second Hand Vaping: Dangers and Protections Breathing in someone else's smoke or vape isn't harmless. Secondhand smoke exposure can affect your lungs, brain, and overall health. Protect your families and yourself. Inhalar el humo o el vapor de The health risks of secondhand smoke are widely understood. But what about secondhand vaping? What Are the Risks from Secondhand Vape Smoke? NVB Inc.