Causes and risk factors

We don't know exactly what causes many cancers. But there are things that can increase your risk of getting cancer. Find out what these might be and the possible changes you could make to reduce your risk.

  • Potential causes of cancer

    Find out about what can increase your risk of getting cancer, what to look out for and the changes you could make to reduce your risk.

  • Family history

    Some cancers can be related to the genes that were passed down from your parents.

Back to Diagnosing

How lung cancer is diagnosed

There are lots of possible causes for different symptoms, so it’s important to know what to look out for. If your doctor wants to find out more they might organise different tests or scans.