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 FDA reverses order taking Juul vaping products off the market in US, opens door to possible authorization ABC News 5 Vaping Facts You Need to Know Johns Hopkins Medicine 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.