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Evidence map

Music sleep: what the evidence base looks like

10 publications, 2 of them trials and 7 syntheses. This page describes the shape of that literature rather than summarising its conclusions.

Updated 4 min read 10 citations

What the evidence on music sleep is made of Of 10 publications on this topic, the breakdown by study type: 7 meta-analysis, 2 randomised trial, 1 review. 721meta-analysis (7)randomised trial (2)review (1)
10 publications, by study type. Volume is not strength — the same count can be a settled question or a pile of commentary, and which one it is depends almost entirely on this breakdown. Harvested from PubMed and Crossref; publication type as recorded by the source.

What this literature is made of

The synthesis is ahead of the primary literature here — reviews and meta-analyses drawing on a modest number of underlying studies. Treat confident conclusions with the caution the sample size deserves.

The distinction that matters most is between synthesis and primary research. A meta-analysis pools trials and is the closest thing to a settled answer a field produces. A narrative review is one group's reading of the same material and can be selective without being dishonest. Counting them together, which most citation counts do, obscures exactly the thing you want to know.

When the music sleep literature was published Publication years for the 10 papers on this topic, grouped into bands from before 2015 through to 2023 onwards. 2023 onwards5 papers2020-20223 papers2015-20191 papersBefore 20151 papers
Still active. The most recent paper here is from 2025, so this is a field where an answer written today may not hold for long. Publication years as recorded by PubMed and Crossref.

How this page is built

Everything above is computed from the citations this site harvested from PubMed and Crossref, not written by hand. When the weekly harvest finds a new paper on this topic, these counts change and the characterisation changes with them. That is the point: a hand-written claim about how strong an evidence base is starts decaying the day it is written.

Publication type is taken as the source records it. That is imperfect — journals label inconsistently, and a paper indexed as a "review" may be a systematic one — so treat the bands as approximate. They are accurate enough to distinguish a trial literature from a commentary literature, which is the distinction that matters.

The strongest work on this topic

Ordered by study design first, then recency. The full set is listed in the references below.

  1. Effectiveness of non-pharmacological interventions in improving sleep quality after cardiac surgery: A systematic review and meta-analysis — Soh PQP, Wong WHT, Roy T et al., 2024, meta-analysis
  2. Effects of nonpharmacological interventions on sleep improvement and delirium prevention in critically ill patients: A systematic review and meta-analysis — Kang J, Cho YS, Lee M et al., 2023, meta-analysis
  3. The effectiveness of non-pharmacological sleep interventions for improving inpatient sleep in hospital: A systematic review and meta-analysis — Beswick AD, Wylde V, Bertram W et al., 2023, meta-analysis
  4. Different nursing interventions on sleep quality among critically ill patients: A systematic review and network meta-analysis — Huang D, Li Y, Ye J et al., 2023, meta-analysis
  5. Listening to music for insomnia in adults — Jespersen KV, Pando-Naude V, Koenig J et al., 2022, systematic review
  6. Effect of music therapy on improving sleep quality in older adults: A systematic review and meta-analysis — Chen CT, Tung HH, Fang CJ et al., 2021, meta-analysis
  7. Non-pharmacological interventions for sleep promotion in the intensive care unit — Hu RF, Jiang XY, Chen J et al., 2015, meta-analysis
  8. The Effect of Music and Eye Masks on Sleep Quality and Delirium in Abdominal Surgery Intensive Care Patients: Randomized Controlled Trial — Topal T, Sürme Y, 2025, randomised controlled trial
  9. Music improves sleep quality in students — Harmat L, Takács J, Bódizs R, 2008, randomised controlled trial
  10. Effectiveness of music therapy for autism spectrum disorder, dementia, depression, insomnia and schizophrenia: update of systematic reviews — Gassner L, Geretsegger M, Mayer-Ferbas J, 2022, review
How much research is there on music sleep?
10 publications are indexed here, of which 2 are trials and 7 are syntheses.
Does more research mean a stronger conclusion?
No. Composition matters more than volume — five randomised trials support a claim far better than fifty commentaries, and citation counts do not distinguish between them.
How current is this?
The most recent paper indexed here is from 2025. The set is refreshed weekly from PubMed and Crossref.
Why does this page not tell me the answer?
Because summarising a literature into a conclusion requires reading it, and doing that automatically is how confident nonsense gets published. This page tells you how much weight a conclusion could bear; the articles on this site do the interpreting.

References

Every citation below links to the original peer-reviewed record on PubMed or via DOI. Nothing here is a substitute for medical advice.

  1. Effectiveness of non-pharmacological interventions in improving sleep quality after cardiac surgery: A systematic review and meta-analysis Soh PQP, Wong WHT, Roy T, et al. · Journal of clinical nursing · 2024 · Meta-analysis DOIPubMed 38477050
  2. Effects of nonpharmacological interventions on sleep improvement and delirium prevention in critically ill patients: A systematic review and meta-analysis Kang J, Cho YS, Lee M, et al. · Australian critical care : official journal of the Confederation of Australian Critical Care Nurses · 2023 · Meta-analysis DOIPubMed 35718628
  3. The effectiveness of non-pharmacological sleep interventions for improving inpatient sleep in hospital: A systematic review and meta-analysis Beswick AD, Wylde V, Bertram W, et al. · Sleep medicine · 2023 · Meta-analysis DOIPubMed 37257367
  4. Different nursing interventions on sleep quality among critically ill patients: A systematic review and network meta-analysis Huang D, Li Y, Ye J, et al. · Medicine · 2023 · Meta-analysis DOIPubMed 38206715Full text
  5. Listening to music for insomnia in adults Jespersen KV, Pando-Naude V, Koenig J, et al. · The Cochrane database of systematic reviews · 2022 · Systematic review DOIPubMed 36000763Full text
  6. Effect of music therapy on improving sleep quality in older adults: A systematic review and meta-analysis Chen CT, Tung HH, Fang CJ, et al. · Journal of the American Geriatrics Society · 2021 · Meta-analysis DOIPubMed 33880759
  7. Non-pharmacological interventions for sleep promotion in the intensive care unit Hu RF, Jiang XY, Chen J, et al. · The Cochrane database of systematic reviews · 2015 · Meta-analysis DOIPubMed 26439374Full text
  8. The Effect of Music and Eye Masks on Sleep Quality and Delirium in Abdominal Surgery Intensive Care Patients: Randomized Controlled Trial Topal T, Sürme Y · Nursing in critical care · 2025 · Randomised controlled trial DOIPubMed 40459015Full text
  9. Music improves sleep quality in students Harmat L, Takács J, Bódizs R · Journal of advanced nursing · 2008 · Randomised controlled trial DOIPubMed 18426457
  10. Effectiveness of music therapy for autism spectrum disorder, dementia, depression, insomnia and schizophrenia: update of systematic reviews Gassner L, Geretsegger M, Mayer-Ferbas J · European journal of public health · 2022 · Review DOIPubMed 34595510Full text