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Neurotransmitters, Mood and Stress: Cortisol Research Guide.
Posted by Hormone Lab UK Editorial Team on
Stress is not just a feeling — it triggers a cascade of neurochemical signals that activate the HPA axis. This article explores how neurotransmitters like serotonin, dopamine, GABA, and norepinephrine interact with the stress response, and why mood disorders such as anxiety and depression are so closely linked to HPA axis dysfunction.