Is it safe to vape around babies & children? How it affects them Allen Carr's Easyway 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! Does Vaping Cause Secondhand Smoke? More children are being poisoned by e cigarette liquids. Here's what parents need to know Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN