Symptoms Chronic exposure to radon is the second leading cause of lung cancer after smoking. The cancer does not develop immediately, but after years or decades. It is estimated that 200 to 300 people die each year in many countries from lung cancer caused by radon. In Germany, the number of victims per year is … Radon
Symptoms Lung cancer may initially be asymptomatic. It is often discovered only when it is no longer curable. Possible typical symptoms include a chronic cough, coughing up blood, difficulty breathing, recurrent colds, chest pain, and weakness, fatigue, lack of appetite, and weight loss. If spread further, additional symptoms include hoarseness, noises when breathing, and difficulty … Lung Cancer Causes and Treatment