Causes of Lung Cancer - Information You Need to Know

men and women die from lung cancer than any otherdon’t smoke have a 24 percent likelihood to
cancers. Who is most susceptible to this disease?develop lung cancer if they live with a smoker. Nearly
Nearly 70 percent of the elderly 65 and older will be3,000 deaths can be associated with passive
diagnosed with this disease. Three percent of lungsmoking.
cancer cases have appeared in people younger thanAsbestos Fibers – Mesothelioma and lung
45 years old.cancer through asbestos exposure is high. People
Until the 1930s, cancer of the lungs was not aswho work in asbestos related fields and smoke
prevalent but still quite common. However, oncedramatically increase their chances of getting a lung
there was an increase of tobacco smoking use, lungcancer connected disease. When compared with their
cancer cases rose drastically. As information andnon smoking counterparts, they have a 50 to 90
education circulates about the hidden dangers ofpercent greater risk of getting lung cancer or other
smoking, lung cancer related deaths are beginning tolung related illness.
see a decline. Despite all the education and the publicRadon Gas – Radon gas has been
awareness, it’s still a common human cancer.documented to be the next leading cause in lung
For women, breast cancer is no longer the numbercancer deaths, killing anywhere from 15,000 to
one killer. Lung cancer has exceeded breast cancer22,000 people in the United States every year. Like
related deaths.asbestos exposure, radon exposure augments lung
Lung Cancer Causescancer risks. The gas is able to travel through soil. It
Smoking – Most lung cancer related deathscan gain entrance into homes by the gaps found in
(about 90 percent) have been associated withits foundation, its drains and its pipes. Nearly one in 15
smoking. Each time a person smokes a cigarette,homes is found with dangerous level of radon gas
they increase their chances of getting lung cancer.according to the United States Environmental
Based upon doctors’ formula regarding theProtection Agency. Can a person tell if their home
quantity of packs to the amount of years smoked,has high amounts of radon gas? Only by a kit. The
someone who has a 30 pack to year history has agas cannot be smelled, nor can be it seen.
greater chance to develop lung cancer. For thoseGenetics – It’s true that most cases
people who smoke two, three or more packs a day,of lung cancer can be linked back to smoking.
statistics show that one in seven diagnosed will dieHowever, not every smoker will get the disease.
from the disease. Cigarette smoking is not the onlyThat means other factors like genetics could play a
culprit to lung cancer. Cigar smoking and pipe smokingpart behind the causes of lung cancer. Studies have
can also lead to the disease at a lower rate. Thoserevealed that cancer can and does occur in families
who smoke cigars or pipe smoke are five timesthat have smokers and nonsmokers. It would seem a
more likely to get lung cancer than a person whogene can increase the vulnerability of smokers in
never smoked.getting lung cancer.
The smoke found in tobacco has over 4,000 elementLung Diseases – When a smoker or even non
compounds. Many of these are cancer causing. Twosmoker has other lung diseases such as COPD
key carcinogens are polycyclic aromatic hdrycarbons(chronic obstructive pulmonary disease), they are at
and nitrosamines. Once a person has given upan increased risk to develop the disease even if they
tobacco use, lung cancer risks decreases every year.quit smoking and all the effects have worn away.
Normal cells will begin to grow and outnumberHistory of Lung Disease – People with a
damaged lung cells. After 15 years of not smoking,record of lung cancer are at a higher risk of
lung processes and the threat of the disease getsdeveloping it a second time. People who have
close to that of someone who has never smoked.survived a non-small cell lung cancers have a one to
Passive Smoking – What is passive smoking?two percent risk to getting the disease a second
This is when people who are in close quarterstime while those who have beaten small cell lung
smokers breathe in the smoke filled air. Those whocancers have a six percent increase each year.