Relationship intervention moderates the association between substance use and biological aging among Black adults.

What is it about?

Using substances like alcohol and tobacco can make your body age at a faster rate. We found that the ProSAAF intervention, a relationship education program designed to promote strong family relationships in Black families in the rural South, reduced some of the harmful impact of substance use on aging among Black couples.

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Why is it important?

Our findings show that interventions to improve relationships (even when they do not focus on health behaviors) can have important impacts on health, including the rate at which your body ages.