Smoking is the number one cause of lung cancer, Everybody cant get enough of smoking even though smoking is no good to our health, even government and private institutions cant stop us from smoking.Even people who don't smoke are affected because of second hand smoke that is more lethal to our health.
This are the 6 signs of lung caner cause by smoking:
1 Persistent cough, even drugs for cough cant cure it
2. Coughing out blood
3. Chest pain that does not go away
4. Changes in there voice and hoarseness of voice
5. Arm and shoulder pain
6. Swelling of the face and neck
7. Difficulty breathing
8. Wheezing
9. Unusual tiredness
10.Lost of appetite
11.Unexplained weight loss
12.Pulmonary attack and bronchitis
Right now, there's no proven methods in knowing if a person has a lung cancer until its complicated, there are some test and observations needed before a patient can be declared a lung cancer patient. right now there is no proven cure for lung cancer, chemotherapy is only a method for caring and help the patient in use anytime that there is a suspicion that there are active cancer cells. what it does is kills all the cells good and bad cells. killing cancer cells to help keep it from growing out of control and kills the cancer cells.