Health Effects: Health of Ex-smokers

The body starts to repair damage caused by smoking as soon as the habit is stopped. The risk of developing lung cancer and other disorders such as cardiovascular disease and stroke lessens the longer smoking has been stopped.

Smoking and lung cancer

This graph shows the risks for smokers and former smokers relative to the risk for nonsmokers. Statistics appear to show that women have a lower risk of lung cancer than men, but this may be due to different patterns of smoking.

From the 2010 revision of the Complete Home Medical Guide © Dorling Kindersley Limited.

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