Why Depression Isn’t Just a Chemical Imbalance

Depression has often been simplified to a chemical imbalance in the brain, where the brains of those who are clinically depressed have lower levels of serotonin, norepinephrine, and dopamine. It’s what many medical treatments are based on, with the most common on the NHS being selective serotonin reuptake inhibitors (SSRI’s), which works by blocking the uptake of serotonin by the brain, meaning more serotonin is readily available. However, the idea that depression is caused by too much or too little of a chemical in the brain simplifies the issue at hand and prevents us from tackling the complexity of depression as an illness.

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