Second hand smoke could increase ED visits of children
Impact of secondhand marijuana and tobacco smoke on children emergency department visits - short science articles

Marijuana is the most common illicit substance abused in the US. Researchers wanted to study the impact of second hand marijuana smoke on children health. A total of 1500 caregivers participated in the study and they were classified into four group: only marijuana, only tobacco, both and none. Researchers found that children who were exposed to both secondhand marijuana and tobacco smoke reported increased visits to the emergency department and recurrent middle ear infections. However, this association wasn't seen in children exposed to only marijuana or only tobacco smoke.

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