Body dissatisfaction in adolescence: does it cause eating disorders and depression later?

Within-twin analyses supported the causal effects of body dissatisfaction during adolescence on eating disorder and depressive symptoms in young adulthood.

This twin study of nearly 14,000 UK adolescents found that body dissatisfaction at age 16 was linked to eating disorder symptoms at 21 and depression at 26. Comparing twins helped researchers show these were likely causal relationships, not just correlations, though genetics also played a substantial role.

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The genetic relationship between ADHD and depression

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Tim van der Es discusses a recent paper that investigates whether ADHD causally increases the risk of subsequent major depression diagnoses. The study findings underscore the need for effective treatment and assessment of ADHD and a requirement for a deeper understanding of the potential causal mechanisms linking ADHD and depression.

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