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bmj.org screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

bmj.org

The BMJ: Leading Medical Research, News, Education, Opinion

Page Load Speed

1.8 sec in total

First Response

151 ms

Resources Loaded

628 ms

Page Rendered

1 sec

bmj.org screenshot

About Website

Visit bmj.org now to see the best up-to-date BMJ content and also check out these interesting facts you probably never knew about bmj.org

High impact medical journal. Champion of better research, clinical practice & healthcare policy since 1840. For GPs, hospital doctors, educators, policymakers.

Visit bmj.org

Key Findings

We analyzed Bmj.org page load time and found that the first response time was 151 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

bmj.org performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

84/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value1,340 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.121

84/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

bmj.org

151 ms

www.bmj.com

88 ms

otSDKStub.js

70 ms

oneTrust.js

93 ms

gpt.js

163 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Bmj.org, 31% (15 requests) were made to Thebmj-frontend.bmj.com and 29% (14 requests) were made to Bmj.com. The less responsive or slowest element that took the longest time to load (320 ms) relates to the external source Analytics.bmj.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 191.2 kB (11%)

Content Size

1.7 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Bmj.org main page is 1.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 185.5 kB

  • Original 212.2 kB
  • After minification 211.4 kB
  • After compression 26.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 185.5 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 5.6 kB

  • Original 1.1 MB
  • After minification 1.1 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. BMJ images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 94 B

  • Original 395.1 kB
  • After minification 395.1 kB
  • After compression 395.0 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 20 (50%)

Requests Now

40

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BMJ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

bmj.org

bmj.org

151 ms

www.bmj.com

www.bmj.com

88 ms

otSDKStub.js

otSDKStub.js

70 ms

oneTrust.js

oneTrust.js

93 ms

gpt.js

gpt.js

163 ms

core-bmj.js

core-bmj.js

119 ms

gtm.js

gtm.js

320 ms

0125e1088e5e73c9.css

0125e1088e5e73c9.css

43 ms

polyfills-c67a75d1b6f99dc8.js

polyfills-c67a75d1b6f99dc8.js

70 ms

webpack-6ef43a8d4a395f49.js

webpack-6ef43a8d4a395f49.js

70 ms

framework-3b5a00d5d7e8d93b.js

framework-3b5a00d5d7e8d93b.js

86 ms

main-fc788ce92ccfeb2d.js

main-fc788ce92ccfeb2d.js

91 ms

_app-68563fa3593348f3.js

_app-68563fa3593348f3.js

108 ms

100-933a18c4a3ce9023.js

100-933a18c4a3ce9023.js

110 ms

363-c279d1e5e0049870.js

363-c279d1e5e0049870.js

114 ms

index-c3741423fcbb2feb.js

index-c3741423fcbb2feb.js

115 ms

_buildManifest.js

_buildManifest.js

114 ms

_ssgManifest.js

_ssgManifest.js

117 ms

116132730_60.png

116132730_60.png

133 ms

image

image

109 ms

image

image

313 ms

image

image

101 ms

image

image

107 ms

image

image

133 ms

image

image

108 ms

image

image

108 ms

image

image

119 ms

image

image

259 ms

image

image

118 ms

image

image

118 ms

image

image

119 ms

image

image

192 ms

image

image

192 ms

112435284_60.png

112435284_60.png

152 ms

124733966_60.png

124733966_60.png

192 ms

160173974_60.png

160173974_60.png

191 ms

565e50dd-f6e9-46d6-91cd-5c40a270264f.json

565e50dd-f6e9-46d6-91cd-5c40a270264f.json

48 ms

otBannerSdk.js

otBannerSdk.js

23 ms

badges.altmetric.com

badges.altmetric.com

80 ms

en.json

en.json

47 ms

iab2V2Data.json

iab2V2Data.json

109 ms

otTCF.js

otTCF.js

109 ms

badges.altmetric.com

badges.altmetric.com

103 ms

pubads_impl.js

pubads_impl.js

26 ms

badges.altmetric.com

badges.altmetric.com

68 ms

badges.altmetric.com

badges.altmetric.com

129 ms

if_std_rg-webfont.90c6a082.woff

if_std_rg-webfont.90c6a082.woff

46 ms

if_std_bd-webfont.ed1e08b9.woff

if_std_bd-webfont.ed1e08b9.woff

46 ms

Accessibility Review

bmj.org accessibility score

93

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

Best Practices

bmj.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

bmj.org SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bmj.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Bmj.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

bmj.org

Open Graph data is detected on the main page of BMJ. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: