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Doctor insights on: How Dangerous Is Second Hand Smoke

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How harmful is second hand smoking?

How harmful is second hand smoking?

A White Lie We Tell: "Second Hand Smoke" is a White Lie we tell patients to get them to quit. There are lots of reasons to quit smoking but secondhand smoke is not one of them. The expression "second-hand smoke" is used all the time by public health officials and physicians yet there is absolutely no scientific evidence to support it's existence. It's logical to conclude but not proven in any study. ...Read more

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Dr. Kevin Windisch
163 doctors shared insights

Second Hand Smoke (Definition)

Second hand tobacco smoke can be irritating to the lining of the ear's normal draining tube (the Eustachian tube). Some estimate that exposure to second hand smoke is responsible for as many as 2 million extra ear infections each year in the US. Reducing exposure ...Read more


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Since second hand smoke is dangerous to non smokers , but is second hand smoke dangerous to smokers themselves?

Since second hand smoke is dangerous to non smokers , but is second hand smoke dangerous to smokers themselves?

Yes: Cigarette smoke carries lots of carcinogens and is toxic to smokers and non smokers alike, regardless of who "owns" it. Don't smoke and stay away from places where people do. ...Read more

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Is second hand smoke dangerous to children outside?

Is second hand smoke dangerous to children outside?

Yes: Second hand smoke (regardless of location) has been proven to be a risk factor for lung cancer and other lung diseases. When parents smoke, their exposed children are also at risk for asthma and respiratory infections, including otitis media (ear infections). While smoking outdoors may decrease exposure, no amount of exposure should be considered safe. ...Read more

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Is second hand smoke harmful?

Is second hand smoke harmful?

Yes : This has been shown in many studies and thus it is important to avoid exposure to second hand smoke. ...Read more

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How bad is second hand smoke compared to a smoker's intake?

How bad is second hand smoke compared to a smoker's intake?

Just as bad: Second hand smoke has been proved to be a risk factor for lung cancer and other lung diseases. The risk increases linearly with exposure. When parents smoke, their exposed children are at an increased risk for asthma, respiratory infections, and otitis media (ear infections). ...Read more

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Second hand meth smoke, is this harmful?

Second hand meth smoke, is this harmful?

Yes: Health and child-welfare workers say the smoke is invading the bodies of addicts’ children, who are testing positive for meth after they’re taken out of their homes. Archive.Tobacco.Org/news/217103.Html secondhand meth smoke local children test positive for the drug as users fill the air with their toxins jump to full article: medford (or) mail-tribune, 2006-02-12. ...Read more

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Is it true that inhalation of second hand smoke is equal to how many inhalations of first hand smoke?

Is it true that inhalation of second hand smoke is equal to how many inhalations of first hand smoke?

No definite answer: It all depends on how closely you are situated to the smokers and the amount of smoke in the air in second-hand smoke. In first-hand smoke it will also be dependent on how deeply you inhale the smoke. In general, i would assume that you are getting more from 1st-hand than 2nd hand smoke. Interesting question but no definite answer. ...Read more

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How harmful is one hour of exposure to second hand smoke?

How harmful is one hour of exposure to second hand smoke?

Difficult to measure: Exposure to second hand smoke can trigger heart attack in susceptible individuals. How harmful, is difficult to state, as most people do not suffer long term consequences from a single short exposure. ...Read more

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Is second hand marijuana smoke like second hand ciigeratte smoke ..if exposed to marijuana smoke but you don't smoke it ..will it enter your system.?

Is second hand marijuana smoke like second hand ciigeratte smoke ..if exposed to marijuana smoke but you don't smoke it ..will it enter your system.?

Yes: All those who inhale even small amounts of smoke will have ash deposits in their nasal passages that can leak canabanoids into your system. The amount may or may not reach a level detected by usual testing methods.(Depending on your proximity to the users and the duration of exposure) ...Read more

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Can you tell me how is second hand smoke more dangerous than regular smoking?

Can you tell me how is second hand smoke more dangerous than regular smoking?

It isn't: What is dangerous is that for smokers, they are adding to the toxins they already take in, and for non-smokers they are taking in toxins that they didn't plan to take in, just because they are breathing someone elses sidestream smoke. The risks of smoking-related problems with second hand smoke are dramatically less than smoking, but should be zero in non-smokers. ...Read more

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Is second hand smoke harmful to people with cataracts?

Is second hand smoke harmful to people with cataracts?

No research: We have research that clearly shows that patients who smoke have more rapid progression of their cataracts. We do not know if second-hand smoke can have that same affect. Certainly the harm in terms of lung disease, cancer and heart disease is clearly proven though. ...Read more

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Is inhaling second hand smoke bad while on warfrin?

Is inhaling second hand smoke bad while on warfrin?

It is bad regardless: Second hand smoke is bad for you anyway. Disease in relation to first hand or second hand smoke is well proven especially with lung cancer and it is dose dependent. I have not come across enough research to link the two together. I recommend you stay away from second hand smoke regardless. ...Read more

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Is second hand smoke very harmful, and if so how does it compare to car exhaust?

Is second hand smoke very harmful, and if so how does it compare to car exhaust?

Second hand smoke: Yes. The U.S. Environmental protection agency, the U.S. National toxicology program, the U.S. Surgeon general, and the international agency for research on cancer have all classified secondhand smoke as a known human carcinogen (a cancer-causing agent).People who live in a big city for 10 or more years have a slightly higher risk of lung cancer. This is most likely to pollutants like car exhaust. ...Read more

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Is second hand smoke really all that dangerous and unhealthy?

Is second hand smoke really all that dangerous and unhealthy?

YES!!!: Secondhand smoke causes about 3400 deaths from lung cancer & up to 69, 000 deaths from heart disease each year, causes ear & respiratory infections & asthma. It contains hundreds of chemicals that are toxic/carcinogenic. Even a brief exposure can trigger a heart attack. Of course the more one is exposed the greater the hazard. And with secondhand smoke so bad, think how incredibly toxic smoking is. ...Read more

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How can second hand smoke effect children?

How can  second hand smoke effect children?

Increased Illness: The effect of second hand smoke on children is well documented.It has proportionally greater effect on the younger children where it can double or triple the risk of respiratory disease.(ear, sinus infections, bronchitis, pneumonia)the effect is seen even at low smoke levels such that a chronic smoker would not be able to smell the smoke.Problems skyrocket if they smoke with kids present. ...Read more

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How long is second hand marijuana smoke in the system?

Depends on dose: And frequency of exposure. Count on 1-10 days at least for a urine test and 90 days for a hair test. ...Read more

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Is smoking from second hand smoke addictive?

Is smoking from second hand smoke addictive?

No.: You can get disgusted but not addicted to second hand smoke because you get no nicotine rush with it. ...Read more