30/04/2026
Most mental health problems develop before age 25, making early intervention a clear priority. But the evidence is more complicated than the consensus suggests. π±
Two major UK reviews find the picture is promising but patchy. Evidence is strongest for psychosis. For anxiety and depression, far less research exists.
The harder finding: effects may not last. Services need to plan for ongoing care, not just a front-loaded intervention.
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Two major reviews find early intervention shows promise for youth mental health, but the evidence is stronger for psychosis than for anxiety and depression.