Overview of Lung Cancer
Lung cancer is the most common form of cancer in the world. Smoking is the main cause in most cases. Exposure to toxic substances, second-hand smoke, air pollution, and cannabis smoking may result in lung cancer as well. Typical signs include wheezing, weight loss, breathing issues, hoarse voice, tiredness, chest pain, and cough. Many people with lung cancer do not experience any symptoms until cancer cells have spread to other body parts. A biopsy and imaging techniques can help diagnose this condition. Many treatment options available, such as surgery, radiation, or chemotherapy. [1]