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Doctor insights on: Is An Unhealthy Diet The Main Cause Of Lung Cancer

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Dr. Barry Rosen
4,348 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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Why is it that cardiovascular disease is the main cause of death in modern societies?

Why is it that cardiovascular disease is the main cause of death in modern societies?

Several reasons: Several factors that involve increase prevalence of atherosclerosis including increase stress, high blood pressure , diabetes, high cholesterol , fast food diet , sedentary life stool with decrease excercise, more control of infections which kills more people in third world countries. ...Read more

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What is the main reason of Ascites?? Is it deadly? or lead to cancer?

What is the main reason of Ascites?? Is it deadly? or lead to cancer?

Belly fluid: Ascites is a term used to describe fluid collecting in the abdomen. it can happen for many different reasons. How "deadly" or bad ascites can be really depends on the reason behind it and whether the fluid in the belly ever gets infected. A common reason fluid builds up is liver disease. This happens because the liver is responsible for making things that keep fluid from leaking. Good luck! ...Read more

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Is it possible to reduce the risk of cancer in celiac disease?

Is it possible to reduce the risk of cancer in celiac disease?

Gluten free diet: The best way to decrease the risk of cancer in patients with celiac disease is to maintain a gluten free diet. Additionally, having periodic screening - endoscopy, is probably worthwhile. Patients with celiac disease should have a baseline endoscopy and not just rely on blood tests when making the diagnosis. ...Read more

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Many people with cancer loose a lot of weight. Is it because of lack of appetite (chemo) and that cancer is "eating" inside organs. Please explain.

Many people with cancer loose a lot of weight. Is it because of lack of appetite (chemo) and that cancer is "eating" inside organs. Please explain.

Multiple factors: Loss of appetite and increase in basal metabolism due to release of cytokines are the major reasons. Chemo and radiation treatments cause further weight loss by affecting digestion and food absorption. Depression in cancer patients is an additive factor. ...Read more

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Obviously one cannot function without a liver and that in and of itself is deadly. Besides that, what is the most deadly aspect of liver failure?

Obviously one cannot function without a liver and that in and of itself is deadly. Besides that, what is the most deadly aspect of liver failure?

Information: Anything that causes the live to not function properly is potentially deadly. One deadly thing is no more deadly than another. Liver faliure is when all aspect of metabolism cease. Perhaps the most dramatic event is when bleeding begins usually from the nose, mouth, urine, and GI tract. ...Read more

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What is the causes of abdominal ulcer? Is there any chance to cure and being normal? Is the case aggravated by caffeine including coffee?

What is the causes of abdominal ulcer? Is there any chance to cure and being normal? Is the case aggravated by caffeine including coffee?

Stomach ulcers: Are caused by use of NSAIDs or associated with HPylori or unopposed stomach acidity as in poor dietary habits, alcohol,smoking and coffee can aggravate ulcers, stress, severe illness and hyperacid production like zollinger ellison syndrome. Cure is done by avoiding or treating the cause and the us antacids or H2 blockers or proton pump inhibitors ...Read more

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How common is lung cancer in non smokers? And is it true only a certain type of lung cancer is genetic? And if so which type?

How common is lung cancer in non smokers? And is it true only a certain type of lung cancer is genetic? And if so which type?

Scientists and: Lung cancer experts are gaga about this: women, non-smoking asians have epidermal growth factor receptor defects maybe 5% of lung cancers, and alk is another molecular detected marker. At the extreme this is about 15%, more likely 5%. Wonderful science. Associated with adenocarcinoma phenotype, not squamous or small cell. It's the tobacco that's the low hanging fruit. ...Read more

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What is the usual cause of lung cancer?

What is the usual cause of lung cancer?

Smoking: Although three are some common causes of lung cancer by far the most common culprit is cigarette smoking. ...Read more

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What is characteristic of a diet to oppose heart disease?

What is characteristic of a diet to oppose heart disease?

diet: Such a diet is low in animal fats and daily products, heavy on fruits, grains and vegetables. Either vegetarian, vegan or mediterranean diets are generally considered 'good' with regard to heart disease. ...Read more

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In what part of the body does uncontrolled hypertension most likely cause ischemia and loss of function?

In what part of the body does uncontrolled hypertension most likely cause ischemia and loss of function?

Heart: Hypertension is the most important modifiable risk factor for coronary heart disease (the leading cause of death in north america), stroke (the third leading cause), congestive heart failure, end-stage renal disease, and peripheral vascular disease. ...Read more

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Cancer of the breast is a universal thing, or related to western diet and lifestyle?

Cancer of the breast is a universal thing, or related to western diet and lifestyle?

Yes somewhat: The short answer is we don't really know.We do know that obesity is related to an increased risk of some breast cancers we also know that exerise helps decrease the risk and potential recurrence. But, unfortunately, not much is being done to investigate environmental pollutants; like industrial wastes, radiation, emf, food additives, etc.Only 15% of breast cancer donations is spent in find causes. ...Read more

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How could a lack of fiber (roughage) in the diet be a cause of colon disease, including colon cancer?

How could a lack of fiber (roughage) in the diet be a cause of colon disease, including colon cancer?

Theories: Of slow bowel activity, build up of bad bacteria creating toxins or toxic environment. And healthy intestinal bacteria with higher fiber diet may cause less colon wall mucosal irritation and less risks for cancer. Also theories of low fat diet and increased exercise lowering colon cancer risks. ...Read more

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What is the main cause of bone cancers?

What is the main cause of bone cancers?

Very difficult: There is no one known reason for bone cancer. Still needs lot of research. ...Read more

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How high is the percentage of illnesses and death is linked to our dietary habits?

How high is the percentage of illnesses and death is linked to our dietary habits?

Unknown: What I do know is that the people of today's developed world are the healthiest that have ever lived -- thanks to technology, science, sanitation, medical treatments, immunization, and having enough food. As other causes of death have diminished, lifestyle-related (especially obesity) diseases flourish with some impact on vascular health; relating diet to cancer etc. Remains soft. ...Read more

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The installation of an IVC filter is all that is needed to avoid most heart attacks, strokes and PE's if there is a history of familial heart disease?

The installation of an IVC filter is all that is needed to avoid most heart attacks, strokes and PE's if there is a history of familial heart disease?

No way;can only trap: large clots traveling from leg & pelvis veins from proceeding to right heart & lungs. Heart attacks & strokes result from clots in arteries leaving left heart, including supplying heart muscle itself. Most are without symptoms, due to plaque rupture or clots from left atria (rarely ventricle), occur without warning. Setup is atherosclerosis, LDL-P, HbA1c & Systolic BP not ?, Large-HDL-P not ?, etc ...Read more

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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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What is a primary lung cancer that would cause multiple small lung nodules less than 5 mm when found?

What is a primary lung cancer that would cause multiple small lung nodules less than 5 mm when found?

Unusual: Consider some cancer superimposed on histoplasmosis. Metastatic, military cancer from melanoma, breast can have unusual appearance. Alveolar cell can be multiple lesions , but not like the description. ...Read more

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What is the usual cause of lung cancer?

Smoking: Although three are some common causes of lung cancer by far the most common culprit is cigarette smoking. ...Read more

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Can any doc tell me what's the 2nd most common cause of lung cancer?

Can any doc tell me what's the 2nd most common cause of lung cancer?

Almost in order: 1st cigaretts then: pipe and cigars, asbestos, radon family genes. History of lung ca pollution. People forget radon alot for non smokers. Hope it helps. Look at the american cancer society web site. ...Read more

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What causes lung cancer?

What causes lung cancer?

Several causes...: But the most common correlation with lung cancer is smoking. Smoking alone will increase your risk of lung cancer by about 20 times by smoking one pack per day for twenty years. Other sources can be genetic (alpha-1 antitrypsin disorder), related to environmental exposures that are inhaled, or other less common reasons. ...Read more

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Could car fumes cause lung cancer?

Could car fumes cause lung cancer?

Not likely: The vast majority of lung cancer is caused by smoking - i.e. First hand cigarette smoke. Lung cancer is rare in people who have never smoked. If car exhaust were an important contributor we'd see far more cancer in people who had never smoked. ...Read more

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What are some causes of lung cancer?

What are some causes of lung cancer?

Risk factors: Lung cancer is most commonly a long process of years in which the lungs are exposed to damaging substances/"carcinogens". The biggest/best known is smoking. This link may help: http://www.Cancer.Net/cancer-types/lung-cancer/risk-factors-and-prevention. ...Read more

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What is lung cancer caused by in nonsmoker?

Many things: >80% of lung cancer is caused by smoking. However never smokers (defined as <100 cigarettes in lifetime) can get smoking. Risk factors include radon exposure, second hand smoke, and genetic mutations such as egfr activating mutations. ...Read more

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Need expert help here. What are the symptoms and causes of lung cancer?

Need expert help here. What are the symptoms and causes of lung cancer?

None or some: Causes: carcinogens in cigarrete smoke, radon, radioactivity, inhalation of organic halogenated hydrocarbons, aromatic hydrocarbons, exposure to known carcinogens to include some. Many times no symptoms. Sometimes, persistent cough, hemoptysis, weight loss(unexplained) recurrent pneumonia, may lead to discovery. Smoking anything is a risk. Asbestos inhalation co carcinogen.Read warnings! ...Read more

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Need expert help here. What are the symptoms and causes for lung cancer?

Familiar: Cough, weight loss, chest discomfort, pneumonia, just not feeling well. Smoking, smoking, asbestos exposure, maybe radon exposure especially if you smoke, working in a uranium mine, smoking, certain chemicals such as chromates in the workplace, urban pollution maybe, passive smoking (i've autopsied two wives who died from living in smoke-filled homes with stogie-puffing husbands.). ...Read more

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Will tamoxifen medicine cause lung cancer?

Will tamoxifen medicine cause lung cancer?

No: Tamoxifen has uses in some breast cancers. No medication cures lung cancer. Cancer is serious business and if you have questions about whether you or a loved one may have it or what's the best treatment, please get with a specialist. I'm glad you care and appreciate your asking. ...Read more

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What can cause lung cancer besides smoking?

Lung cancer causes: Argon gas Scars from previous lung injury Asbestos exposure Genetic susceptibility Proliferation of neural crest origin cells- small cell/carcinoid. ...Read more

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Can cigars cause lung cancer?

Can cigars cause lung cancer?

Yes: They're not so deadly as cigarettes because people smoke fewer and the smoke is so disgusting that it's not much inhaled. However, I've autopsied two non-smoking wives of heavy cigar smokers who died of smoker-type lung cancer -- my only non-smoker lung cancer autosies. I'd had to be a husband who had to live with that one. ...Read more

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How can smoking cause lung cancer?

How can smoking cause lung cancer?

Many ways: 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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How can air pollution cause lung cancer?

The same way cigs do: Any high level inhalation of hydrocarbon combustion prodicts (tobacco, diesel, wood stove) can lead to cancer, but obviously with cigarettes you are looking at enormous amounts of combutsion product over many years. Urban dwellers get lung cancer at a higher rate than rural folks, but the effect pales compared to the effect of smoking. ...Read more

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How exactly does smoking cause lung cancer?

How exactly does smoking cause lung cancer?

Tobacco's carcinogen: Tobacco contains a number of chemicals which are the cause of cancer. So tobacco taken in any form(Chewing, snorting or smoking introduces these chemicals in the body , and given sufficient concentration of these chemicals, the end result of such exposure is cell damage leading to development of Cancers of many types(all tissues coming in contact with tobacco can develop Cancer(Aerodigestive tract ...Read more

Dr. Arthur Heller
2,585 doctors shared insights

Diet (Definition)

refers to all the physical matter humans (like all living creatures) must take in on a recurring basis; only partially for energy. Like all life on planet humans are open systems which keep tearing down their structure & require intake of atoms/molecules from which to rebuild their structure. Intestinal lining cells replaced ~every 3 days. CaPO4 in bones ~every 6 years, ...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