# Meta-analysis: melatonin for the treatment of primary sleep disorders

Ferracioli-Oda E, Qawasmi A, Bloch MH · PLoS ONE 8(5):e63773 · 2013



## Key finding

Melatonin shortens sleep onset ~7 min and adds ~8 min of sleep — real but small effects; it is a timing signal, not a sedative.



[Read the paper](https://pubmed.ncbi.nlm.nih.gov/?term=Meta-analysis:+melatonin+for+the+treatment+of+primary+sleep+disorders)

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Educational summary of published research, not medical advice. Screening scores are not diagnoses. If a score is elevated or you feel unwell, talk to a clinician.

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