Secondhand smoke and vape can trigger your child's asthma attacks. Smoking and vaping are unhealthy for everyone but especially harmful for people with asthma. Whether at home, in the car, or The Hidden Dangers of Secondhand Cannabis Smoke for Children Medical Health Associates of Western New York Vaping in cars carrying children to be banned in England Smoking The Guardian Secondhand smoke is harmful. Children exposed to secondhand smoke are at a 50 to 100% higher risk of acute respiratory illness. Say NO TOBACCO! Is Vaping Better Than Smoking? American Heart Association