Is Second Hand Vape Harmful Children At Risk: Emory Study Uncovers The Hidden Dangers Of Secondhand Vape Exposure Second Hand Vaping Vs Smoking Secondhand vaping may pose risk to your kids: New study It's World No Tobacco Day. Secondhand smoke is harmful. Children exposed to secondhand smoke are at a 50 to 100% higher risk of acute respiratory illness. Say NO TOBACCO! The landmark Tobacco and Vapes Act is now law. Today's children will never legally be sold cigarettes. We're creating the UK's first smoke free generation and protecting children from the harms of smoking