NEW YORK (GenomeWeb) – Not being physically active and not getting enough sleep can amplify a person's chances of becoming obese if they are already at genetic risk of developing the condition, according to a new study.

Previous work based on self reports has suggested as much, but researchers from the University of Exeter Medical School have now combined data from wrist-worn accelerometers with genetic data gathered by the UK Biobank effort, finding evidence of gene-activity interactions.

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