Passive Smoking Of Children Is Possible Through General Ventilation. Part 3 of 3

But such initiatives have already angered advocates of smokers’ rights and are likely to do so again. A promote study in the same issue of Pediatrics found that as smoke-free laws get tougher, kids’ asthma symptoms, though not asthma rates, are declining.

Researchers from the Harvard School of Public Health examined US health figures from 1999 to 2006, and found a 33 percent decline in symptoms, including persistent wheeze and chronic night cough, among kids who weren’t exposed to smoke. Prior research from the same crowd had found that tougher laws were also linked with lower cotinine levels in children and adolescents, down about 60 percent between 2003 and 2006 in children living in smoke-free homes energy. According to the study authors, 73 percent of US residents are now covered by smoke-free laws.

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