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Link between serotonin and depression is a myth, says top psychiatrist – Ralph Turchiano

The widely held belief that depression is due to low levels of serotonin in the brain – and that effective treatments raise these levels – is a myth, argues a leading psychiatrist in The BMJ this week. David Healy, Professor of Psychiatry at the Hergest psychiatric unit in North Wales, points to a misconception that lowered serotonin levels in depression are an …