The risk factors of lung cancer are mainly due to smoking and environmental exposures to substances such as radon gas and secondhand smoke. From the early stages of the disease, it is quite possible that the cancer is not detectable by visible symptoms. The first warning signs are often seen as the tumor grows.
People who are diagnosed early enough have about a 50% chance of survival compared to those diagnosed too late. In these cases, the disease spreads to all other organs of the body and the risk of survival is minimal.
Recognizing these signs could save your life …
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