I smoke and cough. Does this mean I have lung cancer?

Johns Hopkins Medicine

Cigarette smoking is the most important risk factor in the development of lung cancer. It is estimated that as many as 90 percent of lung cancer diagnoses could be prevented if cigarette smoking were eliminated. Environmental tobacco smoke in non-smokers also increases a person’s risk of developing lung cancer.

The most common signs of lung cancer are:

• Persistent cough
• Sputum streaked with blood
• Chest painRecurring pneumonia or bronchitis

Continue Learning about Lung Cancer Symptoms

Lung Cancer Symptoms

Lung Cancer Symptoms

Lung cancer symptoms usually do not appear until after a tumor has started to grow or even spread. While symptoms vary from person to person, signs may include coughing up blood, back pain, repeated pneumonia or bronchitis, chest ...

pain, hoarseness and exhaustion. People with high lung cancer risk factors, such as smoking or a history of smoking, should consult with their doctor quickly if they experience these of other signs of lung cancer. Learn more about lung cancer symptoms with expert advice from Sharecare.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.