As an ex-smoker, am I still at high risk for lung cancer?

Ask the doctor

Published: April, 2017

Q. I smoked for more than 20 years, but gave it up about 15 years ago. Am I still at risk for lung cancer or other health problems?

A. Not smoking is the best health move any man can make. The good news is that the benefits of quitting smoking begin almost immediately after your final cigarette, although the risk of smoking-related cancers may take years to decline.

To continue reading this article, you must log in.
  • Research health conditions
  • Check your symptoms
  • Prepare for a doctor's visit or test
  • Find the best treatments and procedures for you
  • Explore options for better nutrition and exercise
Learn more about the many benefits and features of joining Harvard Health Online »