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Article review 2 April 2026

Элизабет Ниланд: Депрессия — функциональный сигнал, а не поломка мозга

Elizabeth Nyland: Depression Is a Functional Signal, Not a Brain Malfunction

Elizabeth Nyland: La depresión es una señal funcional, no un fallo del cerebro

Elizabeth Nyland: Depression Is a Functional Signal, Not a Brain Malfunction

For many years we have been told that depression is a brain disease caused by chemical imbalance — specifically, a shortage of serotonin. In the 1990s it was believed that the “broken brain” paradigm would help patients: by understanding their condition as a physiological problem rather than a character weakness, they would be freed from guilt and shame. Yet a new study upends these established notions. Scientists have shown that perceiving depression as a brain dysfunction actually worsens patient outcomes, whereas viewing it as a natural warning signal leads to successful recovery.

In a recent experiment, a research team led by Elizabeth Nyland divided nearly 300 participants into two groups. All were told about a hypothetical patient named Alex, who suffers from depression due to hyperactivity in the amygdala, and were even shown fMRI scans. The biological cause was the same for everyone, but the interpretation differed radically. The first group received information stating that Alex’s brain “is not doing its job properly” and had “broken down”. The second group was told that the hyperactive amygdala, on the contrary, “is performing its function brilliantly” — it is sending a useful signal that something in the young woman’s life is going wrong.

The results were striking: identical underlying data led to completely different conclusions. People in the first group concluded that Alex’s depression would last a long time, that the patient has no control over it and requires long-term medication. Participants in the second group, who perceived depression as a functional signal, believed in high chances of recovery, the patient’s personal agency over the situation, and showed greater faith in psychotherapy without an acute need for antidepressants.

The researchers’ main conclusion is that knowledge about the biological nature of depression, by itself, does not harm a person or stigmatise them. What is dangerous and destructive is the additional message of “your brain is broken.”

But is there scientific evidence that depression actually is a mechanism designed by nature? Evolutionary psychiatry is accumulating growing evidence that it is the body’s way of reporting deeply unmet needs. Depression is incredibly common and has a genetic basis — which often points to an important evolutionary purpose in humanity’s past. Moreover, it is most commonly triggered by social losses — the breakdown of a relationship, losing a job, collapse of status — rather than simply by physical deprivation.

The clinical experience of psychotherapists confirms: patients recover faster when they begin to see their symptoms not as pathology but as a meaningful, purposeful response of the psyche. Meanwhile, the classic chemical-imbalance theory is collapsing — modern large-scale meta-analyses show virtually no connection between depression and low serotonin levels. The era of removing stigma by talking about a “sick brain” is over. Today we need a more optimistic approach that restores people’s belief in their own agency: depression is not evidence of your brokenness — it is your psyche’s wise compass, pointing urgently to the need for life changes.

Elizabeth Nyland

Psychology researcher

Elizabeth Nyland is a leading researcher in psychology specialising in the study of depression and its biological and psychological aspects. Her work contributes to rethinking traditional views on depression and developing new therapeutic approaches.

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