Lungs 'magically' heal damage from smoking

Lungs 'magically' heal damage from smoking Your lungs have an almost "magical" ability to repair the cancerous mutations caused by smoking - but only if you stop, say scientists.

The mutations that lead to lung cancer had been considered to be permanent, and to persist even after quitting. BBC News

See also:

• Tobacco smoking and somatic mutations in human bronchial epithelium (abstract) Nature
• Lungs have a 'magical ability' to get rid of cancerous cells caused by smoking, scientists say The Daily Mail