The mystery of why some people appear to have healthy lungs despite a lifetime of smoking has been explained by UK scientists.The analysis of more than 50,000 people showed favourable mutations in people’s DNA enhanced lung function and masked the deadly impact of smoking. The Medical Research Council scientists say the findings could lead to new drugs to improve lung function. But not smoking will always be the best option, they say.
Many, but not all, smokers will develop lung disease. But so too will some who have never touched a cigarette in their lives.
The researchers analysed the huge amount amount of health and genetic data from volunteers to the UK’s Biobank project.
Read more Rare ‘healthy’ smokers’ lungs explained which also includes a video of the findings.