Journal profile · Medicine-Medicine (all)
Sleep Medicine: X
ISSN 2590-1427 · Elsevier · Netherlands
Sleep Medicine: X: impact factor 2.4 (journal website); fully open access; APC about USD 3,020; median 95 days to acceptance (60 articles, last 24 months); 31 articles in 2025; indexed in ESCI and Scopus.
Scope
Aims, scope and focus
Sleep Medicine: X is published by Elsevier. By OpenAlex counts of its recent articles, its largest topics are Sleep and related disorders, Obstructive Sleep Apnea Research and Sleep and Wakefulness Research, together about 58.4% of its articles. (generated from OpenAlex topic counts and CAS ranking data)
Sleep Medicine: X focuses on specific topics, welcomes clinically relevant observations and offers a platform for the various facets of sleep medicine over the globe.Sleep Medicine: X offers authors with high-quality research who want to publish in a gold open access journal the opportunity to make their work immediately, permanently, and freely accessible.Sleep Medicine: X aims to be a journal no one involved in clinical sleep medicine can do without. A journal primarily focussing on the human aspects of sleep, integrating the various disciplines that are involved in sleep medicine: neurology, clinical neurophysiology, internal medicine (particularly pulmonology and cardiology), psychology, psychiatry, sleep technology, pediatrics, neurosurgery, otorhinolaryngology, and dentistry.Sleep Medicine: X has a specific focus on sleep health promotion.
From the journal's Aims & Scope
Research area (LetPub): Medicine-Medicine (all)
Editor-in-chief Winfried RanderathPublisher website
Editorial board by country: none in mainland China; most named United States 22, Canada 10, Italy 9, Germany 3, France 3 (62 members with a country) Editorial board ↗Publisher website ·
Main research topics OpenAlex counts of recent articles; shares are approximate
- Sleep and related disordersPsychology31.4%
- Obstructive Sleep Apnea ResearchMedicine13.6%
- Sleep and Wakefulness ResearchNeuroscience13.4%
- Sleep and Work-Related FatiguePsychology10.9%
- Neuroscience of respiration and sleepNeuroscience7.7%
- Restless Legs Syndrome ResearchMedicine2.7%
- Circadian rhythm and melatoninNeuroscience2%
- COVID-19 and Mental HealthPsychology1.7%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Not covered
Not covered by this edition.
CAS Xinrui Journal Ranking (March 2026)Not covered
Not covered by this edition.
CAS Journal Ranking, previous upgraded edition (December 2023)Not covered
Not covered by this edition.
Database indexing
ESCIScopusDOAJLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor (publisher)
- 2.4Publisher website ·
- CiteScore 2026-06
- 3.9LetPub ·
- CiteScore (publisher)
- 3.9Publisher website ·
- SJR 2026-06
- 0.65LetPub ·
- SNIP 2026-06
- 1.04LetPub ·
- h-index
- 19OpenAlex ·
- i10-index
- 48OpenAlex ·
- 2-year mean citedness
- 2.2OpenAlex ·
- Self-citation rate
- 0%LetPub ·
- Share of gold OA articles
- 100%LetPub ·
Volume
- Articles per year
- 25LetPub ·
Articles by year OpenAlex count · 189 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 29 | 29 | 3 |
| 2025 | 31 | 31 | 60 |
| 2024 | 34 | 34 | 144 |
| 2023 | 40 | 40 | 266 |
| 2022 | 18 | 18 | 270 |
| 2021 | 9 | 9 | 140 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
Review time from article dates manuscript dates registered with PubMed · to
95 daysMedian, submission to acceptance · P25–P75 52 days – 126 days
- Acceptance to online
- median 3 days (60 articles)
- Submission to online
- median 97 days
- Sample
- 60 articles with submission and acceptance dates (99 in the window); the latest was accepted on
Only articles that were accepted and published are counted, not the time spent on rejected manuscripts, so this usually runs longer than a publisher's "time to first decision".
Other sources
- Average review time (community reports)
- about 25 weeksLetPub ·
- Submission to first decision
- 6 daysPublisher website ·
- First decision after review
- 43 daysPublisher website ·
- Submission to acceptance
- 69 daysPublisher website ·
- Acceptance to publication
- 4 daysPublisher website ·
- Submission to publication (journal-reported)
- about 25 weeksDOAJ ·
- Peer review
- Single anonymous peer reviewDOAJ
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Fully open accessDOAJ
Every article is open access; authors usually pay an article processing charge (APC).
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| DOAJ | USD 3,020 | Yes | CC BY, CC BY-NC, CC BY-NC-ND | |
| OpenAlex | USD 2,890 / EUR 2,700 / GBP 2,310 / JPY 358,450 | — | — | |
| LetPub | USD 2,630 | Yes | — | |
| Publisher website | USD 2,950 | — | — |
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
What to prepare5 items from the author guidelines
- Abstract
- ≤ 250 words
- Keywords
- 1–7
- Reference style
- Numbered, in order of citation
- Highlights
- Required
- Graphical abstract
- Optional
Article types accepted13, with length limits
- brief communicationThe primary emphasis of the journal will be clinical and to this end, a number of different types of articles will be published. Each type will be aimed to prov…main text ≤ 1,500 words
- brief communicationsBrief Communications are preliminary or limited results of investigations (up to 1500 words containing 20 or fewer references, one table and one figure).Length not stated
- editorialThe primary emphasis of the journal will be clinical and to this end, a number of different types of articles will be published. Each type will be aimed to prov…main text ≤ 1,000 words
- editorialsEditorials on manuscripts published elsewhere in the journal or on a timely and controversial topic will be published occasionally.Length not stated
- images in sleep medicine: xImages in Sleep Medicine: X submissions should derive from a specific sleep-related clinical situation.Length not stated
- letters to the editorThe primary emphasis of the journal will be clinical and to this end, a number of different types of articles will be published. Each type will be aimed to prov…Length not stated
- original articleThe primary emphasis of the journal will be clinical and to this end, a number of different types of articles will be published. Each type will be aimed to prov…Length not stated
- original articlesOriginal Articles dealing with diagnosis, clinical features, pathophysiology, etiology, treatment (by all relevant modalities, including pharmacological, instru…Length not stated
- research articleThe primary emphasis of the journal will be clinical and to this end, a number of different types of articles will be published. Each type will be aimed to prov…Length not stated
- reviewThe primary emphasis of the journal will be clinical and to this end, a number of different types of articles will be published. Each type will be aimed to prov…Length not stated
- review articleThe primary emphasis of the journal will be clinical and to this end, a number of different types of articles will be published. Each type will be aimed to prov…Length not stated
- review articlesReview articles on all aspects of clinical sleep medicine and related basic science that contribute to understanding clinical sleep medicine will be published.Length not stated
- video-clinical cornersVideo-Clinical Corners will deal with interesting and challenging clinical cases and significant original phenomena.Length not stated
Policy excerpts from the journal's websiteAI use, Authorship, Conflicts of interest, License & copyright, Open access, Peer review, Preprints
- AI use Declaration of generative AI use
Authors must declare the use of generative AI tools in the manuscript preparation process upon submission of the paper.Generative AI and AI-assisted technologies (“AI tools”) have been rapidly adopted in research and scholarly publishing, offering significant benefits while requiring clear standards for responsible and transparent use.Authors preparing a manuscript for this journal may use AI tool…
Source ↗Publisher website ·- Authorship Group authorship
Group authorship refers to the attribution of an article to a defined and named group of authors whose members have contributed to the work. Examples include research consortia, clinical trial groups, collaborative networks, task forces or working groups, expert panels or consensus groups, and participatory research groups. Group authorship must be declared on the title page at submission. When av…
Source ↗Publisher website ·- Conflicts of interest Declaration of competing interests
All authors must disclose any financial and personal relationships with other people or organizations that could inappropriately influence or bias their work. Examples of potential competing interests include:EmploymentConsultanciesStock ownershipHonorariaPaid expert testimonyPatent applications or registrationsGrants or any other fundingAffiliation with the journal as an Editor or Advisory Board …
Source ↗Publisher website ·- License & copyright License options
Authors will be offered open access user license options which will determine how you, and third parties, can reuse your open access article. We advise that you review these options and any funding body license requirements before selecting a license option.
Source ↗Publisher website ·- Open access Open access
neutral position on territorial disputes Model summary
We refer you to our open access information page to learn about open access options for this journal.
Source ↗Publisher website ·- Peer review Peer review
single anonymized review process Model summary
This journal follows a single anonymized review process. Your submission will initially be assessed by our editors. If your submission is deemed suitable, it will typically be sent to be reviewed by a minimum of two reviewers for an independent expert assessment of the scientific quality. The decision as to whether your article is accepted or rejected for publication will be made by our editors.Re…
Source ↗Publisher website ·- Preprints Preprints
preprint sharing allowed Model summary
Preprint sharingAuthors may share preprints in line with Elsevier's article sharing policy. Sharing preprints, such as on a preprint server, will not count as prior publication.We advise you to read our policy on multiple, redundant or concurrent publication.
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- Elsevier
- Country or region
- Netherlands
- Language
- English
- ISSN
- 2590-1427
- Society / sponsor
- World Sleep Society
- Official links
- Journal homepage ↗LetPub
- Submission system ↗Publisher website
- Author guidelines ↗LetPub
- Aims & Scope ↗LetPub
- Special issues ↗Publisher website
- APC information ↗DOAJ
- Fee waivers ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗LetPub
- Editorial board ↗LetPub
- Plagiarism policy ↗DOAJ
FAQ
Frequently asked questions about Sleep Medicine: X
What is the impact factor of Sleep Medicine: X?
The journal's website gives an impact factor of 2.4; this is the journal's own figure, as LetPub lists none for it; CiteScore 3.9, h-index 19.
How long does peer review take at Sleep Medicine: X?
Based on the dates recorded on 60 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 95 days (interquartile range 52–126 days); authors report an average review time of about 25 weeks. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
What are the manuscript requirements of Sleep Medicine: X?
According to the journal's author guidelines: Abstract: ≤ 250 words; Keywords: 1–7; Reference style: Numbered, in order of citation; Highlights: Required; Graphical abstract: Optional. A model extracted these from the author guidelines and each was checked against the text; check the latest version on the journal's website before submitting.
Where are the editorial board members of Sleep Medicine: X based?
Of the 62 board members whose country the journal's board page names, none are in mainland China; the countries named most often are United States (22), Canada (10) and Italy (9). Counted from the institutions listed on the board page; for reference only.
Which databases index Sleep Medicine: X?
According to LetPub and DOAJ records, Sleep Medicine: X is indexed in ESCI, Scopus and DOAJ.
Is Sleep Medicine: X open access, and what is the APC?
Sleep Medicine: X is a fully open-access journal. APC about USD 3,020.
Sources and updates
The facts on this page come from LetPub, Publisher website, OpenAlex, DOAJ; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .