passive smoke

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passive smoke

The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

pas·sive smoke

(pasiv smōk)
Cigarette, cigar, or pipe smoke inhaled unintentionally by non-smokers. May have negative health implications if inhaled over a long period of time. Also called second-hand smoke.
Medical Dictionary for the Dental Professions © Farlex 2012

Patient discussion about passive smoke

Q. what is a passive smoking? and is it dangerous as an active?

A. Passive smoking is the exposure to cigarettes smoke emitted from cigarettes smoke by other person. It's dangerous and may increase the risk to several diseases similar to active smoking (one's exposure to smoke emitted from the cigarettes he or she is smoking) although the risk is of lower magnitude. Example for passive smoking is children of smokers etc.

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Q. Can I get lung cancer from passive smoking? All my friends smoke, can I get cancer by hanging out with them?

A. Yes, you can develop cancer by passive smoking. From what I've heard, non-smokers exposed to second-hand smoke at home or work, increase their risk of developing lung cancer by 20 percent to 30 percent.

Q. what is it a passive smoking? and is it bad as as the active smoking? can i get cancer from it?

A. Passive smoking is the involuntary exposure of nonsmokers to tobacco smoke from the smoking of others. It is considered dangerous, and cause increased risk of cancer, although to a lesser degree than active smoking.

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References in periodicals archive ?
Several studies established causal relationship between passive smoking and obstructive lung disease,33-35 some also documented decline in pulmonary functions in relation to passive smoke exposure.36
As evident from figure 2, there is a significant association between participants' level of education and their reporting of having knowledge regarding passive smoke hazards.
Childhood passive smoke exposure was overall a much stronger risk factor for COPD and COPD-related symptoms than adulthood passive smoke exposure in this study population.
Reducing costs incurred by the government in caring for people admitted to local hospitals for conditions caused by passive smoke exposure, and a reduction in costs of employer liability insurance, are some of the benefits experienced by countries enforcing smoke-free laws.
'During her pregnancy she asked her managers to allow her to work in areas which protected her unborn baby from the dangers of passive smoke inhalation.
The results pose questions for future studies: Does passive smoke directly attack and deplete antioxidant micronutrients?
Using data from 1,590 men and women of all ages, researchers found that smokers as well as nonsmokers exposed to passive smoke at home had lower levels of certain carotenoids (alpha-carotene, beta-carotene and cryptoxanthin) than nonsmokers in smokefree homes.
Passive smoke is additionally implicated in many thousands of deaths a year.
There is preliminary evidence of changes in the cardiovascular system of children exposed to passive smoke. Changes in the lipoproteins[109] and oxygen transport in the blood of adolescents has also been shown.
This latest study shows that babies exposed only to passive smoke after birth are twice as likely to die from SIDS than infants never exposed.
Janerich of Yale University and his co-workers reported finding just the opposite in 1990 -- no link to a spouse's smoking and a small, increased cancer risk from exposure to parental smoking -- that study showed "no clear doseresponse relationship." By contrast, Fontham's group did observe a pronounced dose-response relationship: Those women facing the greatest exposure to passive smoke also incurred the greatest risk of lung cancer.