Poor physical health associated with depression through link to brain, research shows

Study identifies biological pathways through which the weakness of organs may lead to poor brain health, and in turn mental health problems

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Poorer physical health across multiple organ systems has been significantly associated with depression because of the role the brain plays linking physical and mental health, new research has shown.

The study published in Nature Mental Health on Friday has identified for the first time the biological pathways through which poor organ health may lead to poor brain health, which may in turn lead to poor mental health.