Brain scans reveal how ketamine quickly lifts severe depression
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Brain scans reveal how ketamine quickly lifts severe depression
A new brain-imaging study has revealed how ketamine produces its fast antidepressant effects in people with treatment-resistant depression. Researchers tracked changes in a critical brain receptor that helps neurons communicate and found that ketamine reshapes its activity in specific brain regions tied to mood and reward. These shifts strongly matched improvements https://www.sciencedaily.com/releases/2026/03/260307213234.htm
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