Analysis of UK BioBank data shows importance of factors including living conditions and smoking, say experts

The environment is about 10 times more important than genes in explaining why some people have a higher risk of an early death than others, research has suggested.

The study is based on an analysis of information from almost 500,000 participants in the UK BioBank database, including answers to questionnaires as well as data on deaths and diseases that occurred after people enrolled.

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Source: https://www.theguardian.com/society/2025/feb/19/environment-more-crucial-genetics-explaining-risk-early-death-study