Lung cancer
A cancer that begins in the lungs and most often occurs in people who smoke.
- Treatable by a medical professional
- Requires a medical diagnosis
- Lab tests or imaging often required
Two major types of lung cancer are non-small cell lung cancer and small cell lung cancer. Causes of lung cancer include smoking, secondhand smoke, exposure to certain toxins, and family history.
Common: More than 200,000 US cases per year
Consult a doctor for medical advice
Sources: Mayo Clinic and others. Learn more
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