2.1 sec in total
62 ms
1.8 sec
286 ms
Visit search.nejm.org now to see the best up-to-date Search Nejm content for United States and also check out these interesting facts you probably never knew about search.nejm.org
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Visit search.nejm.orgWe analyzed Search.nejm.org page load time and found that the first response time was 62 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
search.nejm.org performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value14.9 s
0/100
25%
Value12.1 s
3/100
10%
Value11,120 ms
0/100
30%
Value0
100/100
15%
Value25.5 s
0/100
10%
62 ms
140 ms
72 ms
612 ms
156 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Search.nejm.org, 46% (39 requests) were made to Cdn.nejm.org and 18% (15 requests) were made to Nejm.org. The less responsive or slowest element that took the longest time to load (612 ms) relates to the external source Nejm.org.
Page size can be reduced by 1.2 MB (74%)
1.6 MB
398.0 kB
In fact, the total size of Search.nejm.org main page is 1.6 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. 60% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 76.5 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. This page needs HTML code to be minified as it can gain 22.8 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 76.5 kB or 82% of the original size.
Potential reduce by 0 B
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. Search Nejm images are well optimized though.
Potential reduce by 864.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 864.6 kB or 72% of the original size.
Potential reduce by 215.2 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Search.nejm.org needs all CSS files to be minified and compressed as it can save up to 215.2 kB or 85% of the original size.
Number of requests can be reduced by 60 (81%)
74
14
The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Search Nejm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
search.nejm.org
62 ms
medical-search
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medical-search
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medical-search
612 ms
satelliteLib-031d74e851fb6b24b14817803cfe5baa21252522.js
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styles.css
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autosuggest.css
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jquery.dimensions.js
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siteEditor.js
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jquery.cookie.js
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jquery.bbq.js
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mmsEventMappings.js
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mmsEvents.js
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script.js
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mmsFilterBanks.js
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mmsMenus.js
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mmsClassData.js
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mmsCarousels.js
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mmsUtilities.js
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jquery-ui-1.7.2.custom.min.js
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conversion.js
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custom.js
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recaptcha_ajax.js
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verticalAd.png
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ADTECH;cfp=1;rndc=1458138934;loc=100;target=_blank;grp=507;screenheight=768;screenwidth=1024;screendensity=1;kvscreenheight=768;kvscreenwidth=1024;kvscreendensity=1;kvviewportwidth=1680;kvviewportheight=1050;misc=1458138935533
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49 ms
search.nejm.org accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
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
Image elements do not have [alt] attributes
search.nejm.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
search.nejm.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Page is blocked from indexing
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Search.nejm.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Search.nejm.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.
search.nejm.org
Open Graph description is not detected on the main page of Search Nejm. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: