Nejm.org - SEO Checker

Sign up for free! PDF Export
Overview of the SEO Check
Meta information
61% 
Page quality
86% 
Page structure
27% 
Link structure
20% 
Server
86% 
External factors
100% 
SEO Score
Response time
1.47 s
File size
112.70 kB
Words
1422
Media files
31
Number of links
188 internal / 29 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The New England Journal of Medicine | Research & Review Articles on Disease & Clinical Practice
The page title should be shorter than 580 pixels. It is 882 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
The New England Journal of Medicine (NEJM) is a weekly general medical journal that publishes new medical research and review articles, and editorial opinion on a wide variety of topics of importance to biomedical science and clinical practice.
The meta description is too long: 1506 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.nejm.org/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
robotsnoarchive
descriptionThe New England Journal of Medicine (NEJM) is a weekly general medical journal that publishes new medical research and review articles, and editorial opinion on a wide variety of topics of importance to biomedical science and clinical practice.
viewportwidth=device-width,initial-scale=1
format-detectiontelephone=no
pbContext;website:website:mms-site;wgroup:string:MMS NextGen Website Group;page:string:Home Page
langen
og:urlhttps://www.nejm.org/
X-UA-CompatibleIE=edge
charsetUTF-8

Automatically check nejm.org including all subpages at once!

Try for free
Guaranteed free of charge during trial period.

Page quality

Content
(Critically important)
There are 6 text duplicates on this page:
  • Duplicate 1: A lipid nanoparticle–delivered base-editing therapy was custom designe...
  • Duplicate 2: In this clinical trial of second-line antiretroviral therapy in childr...
  • Duplicate 3: In this editorial, the authors describe the foundations of an N-of-1 g...
This page contains 1422 words. That's ok.
29.1% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
23 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
The average number of words per sentence of 16.97 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width,initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 28 tags for this page.
Image SEO
(Somewhat important)
6 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
...ogo-166667e91992a5212bc723b03e45d39f.svgThe New England Journal of Medicine homepage
...ogo-070df7a3f4d8cfa2e71c3c45bb4b172f.svgThe New England Journal of Medicine homepage
.../NEJMoa2411528_300x200-1747927639333.jpgMazdutide in Chinese Adults with Obesity or Overweight
.../NEJMoa2504747_300x200-1747168244590.jpgBespoke Base Editing for Genetic Disease
.../NEJMsb2506929_300x200-1747752000363.jpgAn Evidence-Based Approach to Covid-19 Vaccination
...e/NEJMdo007984_600x400-1747168136863.jpgAntiretroviral Therapy for Children with HIV
...l/NEJMe2505721_300x200-1747168243743.jpgGene Editing to Treat Urea-Cycle Disorder
...NEJMicm2416174_300x200-1747168244033.jpgHair Tourniquet
...ages?id=IC20250522&width=150&height=4000No alt attribute provided
/sda/126205/HomePromoTop--NOS_001.jpgNo alt attribute provided
.../NEJMdo007982_1350x800-1747071310767.jpgAn Oral Orexin Receptor Agonist in Narcolepsy Type 1
...l/NEJMe2502806_300x200-1747168243543.jpgOrexin Agonist for Narcolepsy
.../NEJMoa2504747_300x200-1747168244590.jpgBespoke Base Editing for Genetic Disease
...l/NEJMe2505721_300x200-1747168243743.jpgGene Editing to Treat Urea-Cycle Disorder
...l/NEJMdo007978_300x200-1747168243090.jpgTolebrutinib in Secondary Progressive MS
...l/NEJMdo007984_300x200-1747168243430.jpgAntiretroviral Therapy for Children with HIV
.../NEJMsa2414435_300x200-1747927639800.jpgLoss of Subsidized Drug Coverage and Mortality
.../NEJMoa2412747_300x200-1747168244140.jpgGene-Edited Porcine Kidney Xenotransplantation
...l/NEJMdo007980_300x200-1747168243120.jpgTolebrutinib vs. Teriflunomide in Multiple Sclerosis
/sda/128745/rrHomePromo1--notable24_001.jpgNo alt attribute provided
...ial-Fellowship-Ad-2025-1743522920760.jpgNEJM One-Year Editorial Fellowship beginning July 2026 - Apply by August 1 2025
...EJMcpc2300972_1350x800-1747071309693.jpgA Woman with Peritonsillar Swelling and Bleeding
.../NEJMra2405573_300x200-1747168244753.jpgPh-Positive Acute Lymphoblastic Leukemia
...l/NEJMdo008025_300x200-1747168243430.jpgThe Power of Physicians in Dangerous Times
...NEJMicm2414362_300x200-1747168243950.jpgPaget’s Disease of Bone
...l/NEJMp2414963_300x200-1747168244670.jpgDriving Jackson
...37-e52b8e84afb7/nejmdo007980_600x400.jpgNo alt attribute provided
...6e-ab9031470a6c/nejmdo007978_600x400.jpgNo alt attribute provided
...d5-a46fd4a2a954/nejmdo007982_600x400.jpgNo alt attribute provided
/sda/125732/footer-devices-2x.pngDevices
...ssets/images/other-images/logo_group.svgNEJM Group logo

Page structure

H1 heading
(Critically important)
Original Research
Too many H1 headings
The H1 heading is too short (17 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 42 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Original Research
H1 Clinical Practice and Review
H3 Image Challenge
H3 Featured MultimediaSee all multimedia
H4 Mazdutide in Chinese Adults with Obesity or Overweight
H4 Bespoke Base Editing for Genetic Disease
H4 An Evidence-Based Approach to Covid-19 Vaccination
H4 Antiretroviral Therapy for Children with HIV
H4 Gene Editing to Treat Urea-Cycle Disorder
H4 Sixty Years of Community Health Centers
H4 Hair Tourniquet
H4 An Oral Orexin Receptor Agonist in Narcolepsy Type 1
H4 Orexin Agonist for Narcolepsy
H4 Bespoke Base Editing for Genetic Disease Duplicate text
H4 Gene Editing to Treat Urea-Cycle Disorder Duplicate text
H4 Tolebrutinib in Secondary Progressive MS
H4 Antiretroviral Therapy for Children with HIV Duplicate text
H4 Loss of Subsidized Drug Coverage and Mortality
H4 Gene-Edited Porcine Kidney Xenotransplantation
H4 Tolebrutinib vs. Teriflunomide in Multiple Sclerosis
H4 A Woman with Peritonsillar Swelling and Bleeding
H4 Ph-Positive Acute Lymphoblastic Leukemia
H4 The Power of Physicians in Dangerous Times
H4 Paget’s Disease of Bone
H4 Driving Jackson
H4 Tolebrutinib versus Teriflunomide in Multiple Sclerosis
H4 Treating Nonrelapsing Secondary Progressive Multiple Sclerosis
H4 An Oral Orexin Receptor Agonist in Narcolepsy Type 1 Duplicate text
H4 ARTICLE CATEGORIES
H4 RESOURCES
H4 ABOUT US
H4 SUBSCRIPTIONS
H4 STAY CONNECTED
H4 FOLLOW US
H4 JOURNALS
H5 Peking University Diabetes Forum
H5 Meeting of the American Society of Gene and Cell Therapy
H5 Science behind the Study
H5 Science behind the Study Duplicate text
H5 Meeting of the American Society of Gene and Cell Therapy Duplicate text
H5 Science behind the Study Duplicate text
H5 Brief Report
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
6 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are too many external links (29) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.nejm.org/Anchor Skip to main content
https://www.nejm.org/The New England Journal of MedicineNEJM
https://evidence.nejm.org/External Subdomain NEJM Evidence
https://ai.nejm.org/External Subdomain NEJM AI
https://catalyst.nejm.org/External Subdomain NEJM Catalyst
https://www.jwatch.org/External Subdomain NEJM Journal Watch
/sign-in?uri=/Sign In
/action/storeProxy?action=regi...Create Account
/action/storeProxy?action=subs...Subscribe
https://www.nejm.org/IMG-ALT The New England Journal of Medicine homepage
A-TITLE The New England Journal of Medicine homepage
https://www.nejm.org/Text duplicate IMG-ALT The New England Journal of Medicine homepage
A-TITLE The New England Journal of Medicine homepage
/toc/nejm/currentcurrent issue
/toc/nejm/currentVIEW CURRENT ISSUE
/toc/nejm/recently-publishedBROWSE RECENTLY PUBLISHED
https://www.nejm.org/loi/nejmBROWSE ALL ISSUES
/medical-specialtiesSPECIALTIES
/browse/specialty/cardiologyCardiology
/browse/specialty/clinical-med...Clinical Medicine
/browse/specialty/endocrinologyEndocrinology
/browse/specialty/gastroentero...Gastroenterology
/browse/specialty/hematology-o...Hematology/Oncology
/browse/specialty/infectious-d...Infectious Disease
/browse/specialty/nephrologyNephrology
/browse/specialty/neurology-ne...Neurology/Neurosurgery
/browse/specialty/obstetrics-g...Obstetrics/Gynecology
/browse/specialty/pediatricsPediatrics
/browse/specialty/pulmonary-cr...Pulmonary/Critical Care
/browse/specialty/surgerySurgery
/medical-specialtiesView All Specialties
https://www.nejm.org/topicsTOPICS
/ai-in-medicineAI in Medicine
/browse/specialty/climate-changeClimate Crisis and Health
https://www.nejm.org/coronavirusCoronavirus
https://www.nejm.org/equityEfforts toward Equity
/firearm-injury-preventionFirearm Injury Prevention
https://www.nejm.org/namFrom the National Academy of Medicine
/fundamentals-of-medical-ethicsFundamentals of Medical Ethics
https://www.nejm.org/gray-mattersGray Matters
/browse/specialty/health-policyHealth Policy
/medicine-and-societyMedicine and Society
/nutrition-in-medicineNutrition in Medicine
https://www.nejm.org/outbreaksOutbreaks Center
/race-and-medicineRace and Medicine
/recognizing-historical-injust...Recognizing Historical Injustices and the Journal
https://www.nejm.org/topicsView All Topics
https://www.nejm.org/multimediaMULTIMEDIA
https://www.nejm.org/rss-feedPodcasts
https://www.nejm.org/double-takeDouble Takes
https://illustrated-glossary.n...External Subdomain Illustrated Glossary
/image-challengeImage Challenge
/browse/nejm-media-type/images...Images in Clinical Medicine
/browse/nejm-media-type/intera...Interactive Medical Cases
/plain-language-research-summa...Plain Language/Research Summaries
/multimedia/quick-take-videoQuick Takes
/browse/nejm-media-type/videos...Videos in Clinical Medicine
https://www.nejm.org/multimediaView All Multimedia
https://www.nejm.org/learningLEARNING/CME
/continuing-medical-educationWeekly CME
/cme-ce/obesityObesity CME/CE
https://www.nejm.org/learningVIEW ALL LEARNING/CME
/author-center/homeAUTHOR CENTER
/search/advancedAdvanced Search
/browse/nejm-article-type/orig...Original Article
/doi/full/10.1056/NEJMoa2411528IMG-ALT Mazdutide in Chinese Adults with Obesity or Overweight
/doi/full/10.1056/NEJMoa2411528Text duplicate Mazdutide in Chinese Adults with Obesity or Overweight
/doi/full/10.1056/NEJMe2505819Editorial Overweight and Obesity — Capturing the Whole Picture
/browse/nejm-article-type/orig...Text duplicate Original Article
/doi/full/10.1056/NEJMoa2504747IMG-ALT Bespoke Base Editing for Genetic Disease
/doi/full/10.1056/NEJMoa2504747Text duplicate Bespoke Base Editing for Genetic Disease
/doi/full/10.1056/NEJMe2505721Editorial Personalized Gene Editing to Treat an Inborn Error of Metabolism
/doi/full/10.1056/NEJMe2505704Editorial Progress in the Development of N-of-1 Therapy
/browse/nejm-article-type/soun...Sounding Board
/doi/full/10.1056/NEJMsb2506929IMG-ALT An Evidence-Based Approach to Covid-19 Vaccination
/doi/full/10.1056/NEJMsb2506929Text duplicate An Evidence-Based Approach to Covid-19 Vaccination
/doi/full/10.1056/NEJMoa2404597IMG-ALT Antiretroviral Therapy for Children with HIV
/browse/nejm-article-type/orig...Text duplicate Original Article
/doi/full/10.1056/NEJMoa2404597Text duplicate Antiretroviral Therapy for Children with HIV
/browse/nejm-article-type/edit...Editorial
/doi/full/10.1056/NEJMe2505721IMG-ALT Gene Editing to Treat Urea-Cycle Disorder
/doi/full/10.1056/NEJMe2505721Text duplicate Gene Editing to Treat Urea-Cycle Disorder
/doi/full/10.1056/NEJMoa2504747Original Article Patient-Specific In Vivo Gene Editing to Treat a Rare Genetic Disease
/browse/nejm-article-type/pers...Perspective
/doi/full/10.1056/NEJMp2416468Sixty Years of Community Health Centers
/browse/nejm-media-type/images...Text duplicate Images in Clinical Medicine
/doi/full/10.1056/NEJMicm2416174IMG-ALT Hair Tourniquet
/doi/full/10.1056/NEJMicm2416174Text duplicate Hair Tourniquet
/image-challengeText duplicate Image Challenge
/image-challengeNo Text
/image-challengeAnswer
/action/clickThrough?id=126205...No Text
/doi/full/10.1056/NEJMoa2405847IMG-ALT An Oral Orexin Receptor Agonist in Narcolepsy Type 1
/browse/nejm-article-type/orig...Text duplicate Original Article
/doi/full/10.1056/NEJMoa2405847Text duplicate An Oral Orexin Receptor Agonist in Narcolepsy Type 1
/doi/full/10.1056/NEJMe2502806Editorial Targeting Orexin Receptors to Treat Narcolepsy
/browse/nejm-article-type/edit...Text duplicate Editorial
/doi/full/10.1056/NEJMe2502806IMG-ALT Orexin Agonist for Narcolepsy
/doi/full/10.1056/NEJMe2502806Text duplicate Orexin Agonist for Narcolepsy
/doi/full/10.1056/NEJMoa2405847Original Article Oveporexton, an Oral Orexin Receptor 2–Selective Agonist, in Narcolepsy Type 1
/browse/nejm-article-type/orig...Text duplicate Original Article
/doi/full/10.1056/NEJMoa2504747Text duplicate IMG-ALT Bespoke Base Editing for Genetic Disease
/doi/full/10.1056/NEJMoa2504747Text duplicate Bespoke Base Editing for Genetic Disease
/doi/full/10.1056/NEJMe2505721Text duplicate Editorial Personalized Gene Editing to Treat an Inborn Error of Metabolism
/doi/full/10.1056/NEJMe2505704Text duplicate Editorial Progress in the Development of N-of-1 Therapy
/browse/nejm-article-type/edit...Text duplicate Editorial
/doi/full/10.1056/NEJMe2505721Text duplicate IMG-ALT Gene Editing to Treat Urea-Cycle Disorder
/doi/full/10.1056/NEJMe2505721Text duplicate Gene Editing to Treat Urea-Cycle Disorder
/doi/full/10.1056/NEJMoa2504747Text duplicate Original Article Patient-Specific In Vivo Gene Editing to Treat a Rare Genetic Disease
/browse/nejm-article-type/orig...Text duplicate Original Article
/doi/full/10.1056/NEJMoa2415988IMG-ALT Tolebrutinib in Secondary Progressive MS
/doi/full/10.1056/NEJMoa2415988Text duplicate Tolebrutinib in Secondary Progressive MS
/doi/full/10.1056/NEJMoa2415985Original Article Tolebrutinib versus Teriflunomide in Relapsing Multiple Sclerosis
/doi/full/10.1056/NEJMe2503891Editorial Progress toward Mitigating Disability Progression in Multiple Sclerosis
/browse/nejm-article-type/orig...Text duplicate Original Article
/doi/full/10.1056/NEJMoa2404597Text duplicate IMG-ALT Antiretroviral Therapy for Children with HIV
/doi/full/10.1056/NEJMoa2404597Text duplicate Antiretroviral Therapy for Children with HIV
/browse/nejm-article-type/spec...Special Article
/doi/full/10.1056/NEJMsa2414435IMG-ALT Loss of Subsidized Drug Coverage and Mortality
/doi/full/10.1056/NEJMsa2414435Text duplicate Loss of Subsidized Drug Coverage and Mortality
/browse/nejm-article-type/orig...Text duplicate Original Article
/doi/full/10.1056/NEJMoa2412747IMG-ALT Gene-Edited Porcine Kidney Xenotransplantation
/doi/full/10.1056/NEJMoa2412747Text duplicate Gene-Edited Porcine Kidney Xenotransplantation
/doi/full/10.1056/NEJMe2504399Editorial Xenotransplantation — Long Awaited, Much Learned, Much More to Be Learned
/browse/nejm-article-type/orig...Text duplicate Original Article
/doi/full/10.1056/NEJMoa2415985IMG-ALT Tolebrutinib vs. Teriflunomide in Multiple Sclerosis
/doi/full/10.1056/NEJMoa2415985Text duplicate Tolebrutinib vs. Teriflunomide in Multiple Sclerosis
/doi/full/10.1056/NEJMe2503891Text duplicate Editorial Progress toward Mitigating Disability Progression in Multiple Sclerosis
/doi/full/10.1056/NEJMoa2415988Original Article Tolebrutinib in Nonrelapsing Secondary Progressive Multiple Sclerosis
/action/clickThrough?id=128745...No Text
https://editorialfellows.nejm....New window External Subdomain IMG-ALT NEJM One-Year Editorial Fellowship beginning July 2026 - Apply by August 1 2025
/doi/full/10.1056/NEJMcpc2300972IMG-ALT A Woman with Peritonsillar Swelling and Bleeding
/browse/nejm-article-type/case...Case Records of the Massachusetts General Hospital
/doi/full/10.1056/NEJMcpc2300972Text duplicate A Woman with Peritonsillar Swelling and Bleeding
/browse/nejm-article-type/revi...Review Article
/doi/full/10.1056/NEJMra2405573IMG-ALT Ph-Positive Acute Lymphoblastic Leukemia
/doi/full/10.1056/NEJMra2405573Text duplicate Ph-Positive Acute Lymphoblastic Leukemia
/browse/nejm-article-type/pers...Text duplicate Perspective
/doi/full/10.1056/NEJMp2502493IMG-ALT The Power of Physicians in Dangerous Times
/doi/full/10.1056/NEJMp2502493Text duplicate The Power of Physicians in Dangerous Times
/browse/nejm-media-type/images...Text duplicate Images in Clinical Medicine
/doi/full/10.1056/NEJMicm2414362IMG-ALT Paget’s Disease of Bone
/doi/full/10.1056/NEJMicm2414362Text duplicate Paget’s Disease of Bone
/browse/nejm-article-type/pers...Text duplicate Perspective
/doi/full/10.1056/NEJMp2414963IMG-ALT Driving Jackson
/doi/full/10.1056/NEJMp2414963Text duplicate Driving Jackson
/browse/nejm-media-typeFeatured MultimediaSee all multimedia
/do/10.1056/NEJMdo007980/full/No Text
/browse/nejm-media-type/quick-...Quick Take
/do/10.1056/NEJMdo007980/full/Tolebrutinib versus Teriflunomide in Multiple Sclerosis
/do/10.1056/NEJMdo007978/full/No Text
/browse/nejm-media-type/quick-...Text duplicate Quick Take
/do/10.1056/NEJMdo007978/full/Treating Nonrelapsing Secondary Progressive Multiple Sclerosis
/do/10.1056/NEJMdo007982/full/No Text
/browse/nejm-media-type/quick-...Text duplicate Quick Take
/do/10.1056/NEJMdo007982/full/Text duplicate An Oral Orexin Receptor Agonist in Narcolepsy Type 1
/action/clickThrough?id=125732...Text duplicate Subscribe
/action/clickThrough?id=125732...Text duplicate Sign In
/action/clickThrough?id=125732...Renew
/browse/nejm-article-category/...Research
/browse/nejm-article-category/...Reviews
/browse/nejm-article-category/...Clinical Cases
/browse/nejm-article-category/...Text duplicate Perspective
/browse/nejm-article-category/...Commentary
/browse/nejm-article-category/...Other
/medical-article-indexBrowse all Articles
/toc/nejm/currentCurrent Issue
https://www.nejm.org/loi/nejmIssue Index
/author-center/homeAuthors & Reviewers
/author-center/homeSubmit a Manuscript
/about-nejm/products-and-servicesSubscribers
https://tools.ovid.com/ovidtoo...New window External Subdomain Institutional Administrators
https://www.nejm.org/mediaMedia
/about-nejm/how-to-advertiseAdvertisers
/information-for-subscription-...Agents
/about-nejm/permissionsPermissions & Licensing
/about-nejm/reprintsReprints
https://www.nejmcareercenter.org/New window External Subdomain NEJM CareerCenter
/about-nejm/about-nejmAbout NEJM
https://www.nejmgroup.org/New window External Subdomain NEJM Group
/about-nejm/products-and-servicesProducts & Services
/about-nejm/editors-and-publis...Editors & Publishers
/about-nejm/advertising-policiesAdvertising Policies
https://www.nejm.org/contact-nejmContact Us
/about-nejm/frequently-asked-q...Accessibility
/about-nejm/frequently-asked-q...FAQs
/about-nejm/helpHelp
/cdn-cgi/l/email-protectionSite Feedback
/action/storeProxy?action=subs...Text duplicate Subscribe
/action/storeProxy?action=rene...Text duplicate Renew
/action/storeProxy?action=acti...Activate Subscription
/action/storeProxy?action=regi...Text duplicate Create Account
https://myaccount.nejm.org/External Subdomain Manage Account
/action/storeProxy?action=payb...Pay Bill
https://www.wolterskluwer.com/...New window External Subdomain Institutional Sales
https://myaccount.nejm.org/spe...External Subdomain Special Content
https://myaccount.nejm.org/ema...External Subdomain Email Alerts
/action/storeProxy?action=regi...Text duplicate Create Account
/about-nejm/products-and-servicesApps
https://www.nejmcareercenter.org/New window External Subdomain Text duplicate NEJM CareerCenter
https://www.nejm.org/rss-feed/Text duplicate Podcasts
https://www.nejm.org/rss-feed/RSS Feed
/about-nejm/institutional-accessRemote Access
https://www.facebook.com/TheNe...New window External Subdomain Facebook
https://twitter.com/nejmNew window External X (formerly Twitter)
https://www.instagram.com/nejm/New window External Subdomain Instagram
https://www.youtube.com/user/N...New window External Subdomain Youtube
https://www.linkedin.com/compa...New window External Subdomain LinkedIn
https://bsky.app/profile/nejm.orgNew window External Bluesky
https://www.tiktok.com/@nejm.orgNew window External Subdomain TikTok
https://www.nejm.org/New window Subdomain The New England Journal of Medicine
https://catalyst.nejm.org/New window External Subdomain NEJM Catalyst Innovations in Care Delivery
https://evidence.nejm.org/New window External Subdomain Text duplicate NEJM Evidence
https://ai.nejm.org/New window External Subdomain Text duplicate NEJM AI
https://www.massmed.org/New window External Subdomain Massachusetts Medical Society
https://www.nejmgroup.org/lega...New window External Subdomain Copyright
https://www.nejmgroup.org/lega...New window External Subdomain Terms
https://www.nejmgroup.org/lega...New window External Subdomain Privacy Policy
https://www.nejmgroup.org/New window External Subdomain IMG-ALT NEJM Group logo
A-TITLE NEJM Group

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.nejm.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is slow (1.47 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (113 kB).

HTTP Response Header

NameValue
dateSun, 25 May 2025 21:58:39 GMT
content-typetext/html;charset=UTF-8
cf-ray94584b9d7fe7020e-CDG
cf-cache-statusDYNAMIC
cache-controlno-cache
link</products/mms-nextgen/mms/releasedAssets/css/build-5b89b331018866a4a965.css>; rel=preload; as=style, </products/mms-nextgen/mms/releasedAssets/js/main.bundle-3819a02ec7bc2aca01ec.js>; rel=preload; as=script, </wro/1125813~product.css>; rel=preload; as=style; nopush, </wro/1125813~product.js>; rel=preload; as=script; nopush, <https://fonts.googleapis.com>; rel=preconnect; crossorigin, <https://fonts.gstatic.com>; rel=preconnect; crossorigin
set-cookie69 Characters
strict-transport-securitymax-age=15552000
p3pCP="NOI DSP ADM OUR IND OTC"
x-content-type-optionsnosniff
x-frame-optionsDENY
x-webstats-respidea80ef2ffa1abba99df96fc554b01e91
x-xss-protection1; mode=block
server-timingcfCacheStatus;desc="DYNAMIC"
varyAccept-Encoding
servercloudflare
content-encodingbr
alt-svch3=":443"; ma=86400
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 4,690 referring domains.
This page has 162,642 backlinks.
This page has backlinks from 3,574 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

Sitemap: https://www.nejm.org/sitemap-index-1.txt
User-agent: *
Disallow: /action
Disallow: /help
Disallow: /search
Disallow: /feedback
Disallow: /rss
Disallow: /action/clickThrough
Disallow: /action/showLogin
Disallow: /page/account-confirmation-thanks
Disallow: /media
Disallow: /servlet/linkout
Disallow: /author/
Disallow: /doi/mlt/
Allow: /action/showJournal
Allow: /action/showPublications
Allow: /action/showXml
Allow: /media-center/
Allow: /series
Allow: /isbn
Allow: /doi/book

User-agent: Sosospider
Disallow: /

User-agent: AdsBot-Google
User-agent: AdsBot-Google-Mobile
Allow: /

User-agent: Googlebot
Disallow: /action
Disallow: /help
Disallow: /search
Disallow: /feedback
Disallow: /rss
Disallow: /action/clickThrough
Disallow: /action/showLogin
Disallow: /page/account-confirmation-thanks
Disallow: /media
Disallow: /servlet/linkout
Disallow: /author
Disallow: /doi/mlt/
Allow: /action/showJournal
Allow: /action/showPublications
Allow: /action/showXml
Allow: /media-center/
Allow: /series
Allow: /isbn
Allow: /doi/book
Allow: /action/sso

User-agent: GPTBot
Disallow: /

User-agent: ChatGPT-User
Disallow: /

User-agent: CCBot
Disallow: /

User-agent: Google-Extended
Disallow: /

User-agent: PerplexityBot
Disallow: /

Similar sites

Search preview

www.nejm.org
The New England Journal of Medicine | Research & Review Article...
The New England Journal of Medicine (NEJM) is a weekly general medical journal that publishes new medical research and review articles, and editorial opinion on a wide variety of topics of importance to biomedical science and clinical practice.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Research72%Check
Journal63%Check
Clinical Practice62%Check
NEJM61%Check
Clinical61%Check
Article61%Check
VIEW61%Check
Review61%Check
New England Journal61%Check
Medical Research61%Check
Show more keywords and terms

Automatically check nejm.org including all subpages at once!

Try for free
Guaranteed free of charge during trial period.

Cookie Policy

We use cookies to make our site work and also for analytics and advertising purposes. You can enable or disable optional cookies as desired. See the following links for more information.

Contact | Privacy

We need these so the site can function properly

So we can better understand how visitors use our website

So we can serve you tailored ads and promotions