The major cause of lung cancer is smoking and approximately 90% of lung cancer cases are diagnosed as a result of tobacco smoking. The years of smoking and exposure to asbestos and various chemicals and substances result in developing lung cancer. Some of the other reasons of lung cancer include air pollution from heavy machinery, factories, motor vehicles etc, exposure to radon and exposure to arsenic, ether and hydrocarbons. Smoking and air pollution are the major causes behind lung cancer. Lung cancer symptoms vary from individual to individual and generally depend on the site where cancer has grown and the size of tumor. The majority of individuals show some symptoms when the disease is discovered. The symptoms differ widely and some of the common symptoms faced by most patients have been discussed in this article.
Symptoms typically involve chest pain and problems in breathing. A person with lung cancer experiences pain ranging from slight to severe. Bone pain is one of the most common symptoms associated with lung cancer. Some patients also complain of aching chest pain. The pain may also involve other structures associated with lungs. Fever is also among most common symptoms of lung cancer. The patients may experience frequent bouts of nausea and fever and weight loss. The most common lung cancer symptoms include the following:
- Coughing that persists for a long period of time such as three weeks
- Fatigue and tiredness
- Weight loss
- Repeated chest pains and chest infections
- Aches and pains in shoulders
- Wheezing which implies breathing with a whistling sound
- Headaches, dizziness and symptoms associated with stroke
The basic signs of lung cancer may not medically found till the scale of signs or symptoms is of mild life. People who smoke excessively are for utmost stake for being lung evil. Also, individuals whose biologically relevant family member has had lung cancer have more probability of getting lung cancer subsequently.
The information written is only for educating readers about the symptoms associated with lung cancer. This article is not a substitute for any medical report or medical analysis.