The lungs are two spongy organs located in our chest and functions to release carbon dioxide when we exhale. Cancer in lung cells is identified as lung cancer and is one of the largest causes of cancer related deaths in India. Smoking is the greatest cause of cancer but people who don’t smoke can also get this disease. But it has been proved that smoking increases the risk of lung cancer. Quitting smoking can also significantly reduce the chances of developing lung cancer. Symptoms: In the earlier stages of lung cancer, you will not necessarily feel any signs or symptoms. They only occur when the disease reaches to an advanced stage and the signs may include: Consistent cough Coughing blood, even occasionally Pain in bone and chest Hoarseness Shortness of breath Sudden weight loss Headache Risk factors A number of factors can contribute in increasing the risk of lung cancer. Some can be controlled, while some factors can’t be controlled. Here are a few significant risk fact...