Risk factors articles from across Nature Portfolio

A dataset of 2,997 metagenomes from 913 genetically diverse mice provides insights into microbiome interactions with ageing, dietary restriction, host genetics and longevity.

An AI-driven screener for opioid use disorder in hospital settings could increase referrals to addiction services and improve patient outcomes, but it is crucial that treatment is accessible and that unintended harms such as stigma are avoided.

This Review summarizes the current knowledge on sources, types and health effects of synthetic chemical contaminants in foods, particularly ultra-processed foods, and discusses regulatory shortcomings and policy-relevant research needs.

Empathic stress has been shown to occur between strangers, romantic partners and in motherchild dyads. This study attempts to elucidate the link between facial mimicry and the transmission of psychosocial stress from parents onto their adolescent children.

A dataset of 2,997 metagenomes from 913 genetically diverse mice provides insights into microbiome interactions with ageing, dietary restriction, host genetics and longevity.