| Cancer is a disease that forms in the cells of the | | | | are also symptoms of other various diseases or |
| body. Cancer cells are abnormal cells that | | | | illness; therefore, a person with symptoms should |
| reproduce to make more abnormal cells. | | | | visit a doctor. |
| Abnormal cells do not die when the body does | | | | Causes of Cancer of the Lungs |
| not need them any more as normal cells do. This | | | | Many things cause cancer to develop in the lungs. |
| disease often occurs in the lungs of individuals | | | | Smoking cigarettes is a very common cause of |
| who smoke; however, individuals who do not | | | | developing this disease in the lungs. Tobacco |
| smoke may also develop cancer of the lungs. | | | | smoke causes harm to cells in the lung. Tobacco |
| The lung is an important organ in the body. Lungs | | | | smoke often causes a person to develop cancer. |
| allow humans to breathe in oxygen and breathe | | | | Individuals who are around tobacco smoke but do |
| out carbon dioxide. Sometimes lungs develop | | | | not smoke are also at a risk for developing |
| diseases such as asthma, emphysema and cancer. | | | | cancer. |
| Symptoms of Lung Cancer | | | | Air pollution, radon, asbestos, arsenic and other |
| Cancer of the lungs often does not have | | | | chemicals also cause cancer of the lungs. Family |
| symptoms until the disease has progressed. | | | | history also plays a role in developing this disease. |
| Symptoms of this disease include: trouble | | | | A person who has a family history of lung cancer |
| breathing, shortness of breath, coughing up blood, | | | | and smokes cigarettes is at an even greater risk |
| a cough that will not go away and a hoarse voice. | | | | for developing this disease. The more risks a |
| A person who has symptoms of lung cancer | | | | person has for developing cancer of the lungs the |
| should visit a doctor. Symptoms of lung cancer | | | | more likely the person is to develop the disease. |