In contrast, this association has been less consistently observed for phlegm and wheeze. Secondhand smoke increases the risk of stroke in nonsmokers by an estimated 20 to 30 percent. The gradient of risk from smoking by the husbands was not statistically significant. Secondhand smoke and cancer. Most of the studies are small and provide limited information as to how the participants were recruited. In a population-based sample from Britain in and , Carey and colleagues enrolled 1, lifetime nonsmokers and former smokers aged 18 through 73 years and followed them for 7 years.
Key Facts about Secondhand Smoke
Definitions and methodology in COPD research. Studies of volunteers exposed experimentally to secondhand smoke have examined short-term effects on lung function. Because active cigarette smoking has been associated with an increased risk of developing occupational asthma attributable to IgE -inducing agents Venables and Chan-Yeung , and secondhand smoke exposure has been associated with higher IgE levels Oryszczyn et al. We need your generous support. The American Review of Respiratory Disease.
Secondhand | Tobacco Atlas
Resolve to help them in their journey to become smoke-free. Airway hyperresponsiveness to histamine associated with accelerated decline in FEV 1. Evidence Synthesis Prior reviews have led to the conclusion that secondhand smoke exposure causes odor annoyance Table 9. Mother's smoking and complex lung function of offspring in middle age: Smoke from the lighted end of a cigarette, pipe, or cigar, or tobacco burning in a hookah.
How does secondhand smoke affect non-smokers? Second-hand smoke hurts everyone. In the past decades, more than half of U. Secondhand smoke is the combination of smoke from a burning cigarette and smoke exhaled by a smoker. National Library of Medicine — Database for cancer research and journals. Simply dividing smokers from nonsmokers within the same airspace may cut down exposure to secondhand smoke, but cannot get rid of it. Secondhand smoke is responsible for between , and , lower respiratory tract infections in infants and children under 18 months of age, resulting in between 7, and 15, hospitalizations each year.
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