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Doctor insights on: Can Chewing Tobacco Cause Lung Cancer Or Damage

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As a doctor do you feel that tobacco is the main cause of lung cancer, or is it the chemicals big companies pt, or is there not enough research?

As a doctor do you feel that tobacco is the main cause of lung cancer, or is it the chemicals big companies pt, or is there not enough research?

YES,: But not because of the nicotine that gets you hooked, but from all the other components such as the tar and the heat of the smoke is also a factor. Do non- smokers get lung cancer, yes they do but not in the high numbers we see from first hand and second hand smoke from tobacco. The only chemical that has been a cause for concern is the addition of extra nitcotine in the tobacco, but can't prove ...Read more

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Dr. Barry Rosen
4,214 doctors shared insights

Cancer (Definition)

Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more


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What exactly is it that causes lung cancer. Is it the nicotine, the tobacco, or the smoke?

What exactly is it that causes lung cancer. Is it the nicotine, the tobacco, or the smoke?

The smoke: It is the smoke that causes the lung cancer. The smoke causes an intense inflammatory reaction in the lungs, and when this continues for years and years, it can cause lung cancer. Now, the nicotine itself doesn't usually cause the cancer, but it is more addictive than heroin. Thus, you get hooked on the cigarettes, which have the smoke, which causes the cancer. A very, very sinister product. ...Read more

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Please explain why tobacco causes lung cancer?

Please explain why tobacco causes lung cancer?

It's complicated.: Smoking accounts for the vast majority (but not all) cases of lung cancer. Cigarette smoke contains many substances (carcinogens) that predispose to cancer. They do this in different ways, like interfering with normal lung cell functions, making them divide more rapidly or die more slowly, or by suppressing the normal immune response to tumors. Don't smoke. ...Read more

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Can you get lung cancer from smoking tobacco / nicotine free herbal cigarettes?

Can you get lung cancer from smoking tobacco / nicotine free herbal cigarettes?

Yes: Smoke is an irritant to the lining of the lungs, causing the body to react and "defend" against the irritation and try to remove the smoke particles. Some smoke compounds are known to cause cells to become cancerous. ...Read more

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Has anyone ever got lung cancer from smoking marijuana And never smoking tobacco? I cant find any documented cases no matter how hard i look

Has anyone ever got lung cancer from smoking marijuana And never smoking tobacco? I cant find any documented cases no matter how hard i look

Marijuana contains: carcinogens, some in comparably higher levels than in cigarettes, so there is a theoretical risk. However, clinical studies have failed to demonstrate a clear association with lung cancer. ...Read more

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Can chewing tobacco cause throat cancer?

Can chewing tobacco cause throat cancer?

Snuff and chew: Tobacco products are most likely associated with oral cavity cancers (cheek, tongue, floor of mouth, gum) but oropharynx (tonsil, tongue base, voice box and hypopharynx (area behind and next to voice box, larynx) are susceptible to carcinogens in these products. They also ruin your teeth, give you bad breath, and make you a social pariah. It's addictive too. ...Read more

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What causes chewing tobacco to cause cancer but chewing, let's say, maple leaves doesn't?

What causes chewing tobacco to cause cancer but chewing, let's say, maple leaves doesn't?

Chewing tabacco: Chewing tabacco has many known carcinogens. Betel nut chewing has also been linked to carcinogenesis. ...Read more

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Why does chewing tobacco, which contains absolutely no smoke or tar at all, cause cancer?

Why does chewing tobacco, which contains absolutely no smoke or tar at all, cause cancer?

Carcinogens: At least 28 chemicals (carcinogens) in smokeless tobacco can cause cancer. The most harmful chemicals are tobacco-specific nitrosamines, which are formed during the growing, curing, fermenting, and aging of tobacco. The level of nitrosamines varies by product and scientists have found that the nitrosamine level is directly related to the risk of cancer. ...Read more

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What causes chewing tobacco to cause cancer (i still don't understand why)?

What causes chewing tobacco to cause cancer (i still don't understand why)?

Carcinogens: At least 28 chemicals (carcinogens) in smokeless tobacco can cause cancer. The most harmful chemicals are tobacco-specific nitrosamines, which are formed during the growing, curing, fermenting, and aging of tobacco. The level of nitrosamines varies by product and scientists have found that the nitrosamine level is directly related to the risk of cancer. ...Read more

Lung (Definition)

Deoxygenated blood enters the lungs from the right side of the heart and travels to the lungs. When you inspire, oxygen flows into the lungs, transverses the capilliares and attaches to hemoglobin down a gradient. At the same time, co2 diffuses into the capilaries and is expelled with exhalation. Oxygen rich blood then flows to the left side of the heart and into the ...Read more


Dr. David Cooke
825 doctors shared insights

Lung Cancer (Definition)

From national cancer institute: "cancer that forms in tissues of the lung, usually in the cells lining air passages. The two main types are small cell lung cancer and non-small cell lung cancer. These types are diagnosed based on how the cells ...Read more