Depression not caused by low serotonin as new study debunks chemical imbalance theory

New research has shone a light on depression finding that is not in fact caused by a chemical imbalance.

The study was published in Molecular Psychiatry and calls into question the theory that depression can be cured with antidepressants.

The number of prescriptions for antidepressants in England has almost doubled in the past decade, new figures have shown.