Tools & Wizards About Us

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 96% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

learn.uptodate.com

Evidence-Based Clinical Decision Support System| UpToDate | Wolters Kluwer

Page Load Speed

3.2 sec in total

First Response

125 ms

Resources Loaded

2.3 sec

Page Rendered

865 ms

About Website

Visit learn.uptodate.com now to see the best up-to-date Learn Up To Date content for United States and also check out these interesting facts you probably never knew about learn.uptodate.com

Healthcare providers rely on clinical decision support systems to provide accurate, peer-reviewed patient care recommendations. See how UpToDate improves outcomes while reducing costs.

Visit learn.uptodate.com

Key Findings

We analyzed Learn.uptodate.com page load time and found that the first response time was 125 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

learn.uptodate.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value4,500 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.102

89/100

15%

TTI (Time to Interactive)

Value21.3 s

1/100

10%

Network Requests Diagram

learn.uptodate.com

125 ms

www.uptodate.com

190 ms

home

12 ms

uptodate

871 ms

optimized-min.js

248 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Learn.uptodate.com, 38% (17 requests) were made to Assets.contenthub.wolterskluwer.com and 18% (8 requests) were made to Wolterskluwer.com. The less responsive or slowest element that took the longest time to load (871 ms) relates to the external source Wolterskluwer.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 876.1 kB (16%)

Content Size

5.4 MB

After Optimization

4.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Learn.uptodate.com main page is 5.4 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 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 214.0 kB

  • Original 254.2 kB
  • After minification 254.1 kB
  • After compression 40.2 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 214.0 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 59.8 kB

  • Original 3.8 MB
  • After minification 3.8 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. Learn Up To Date images are well optimized though.

JavaScript Optimization

-40%

Potential reduce by 441.1 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 674.7 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 441.1 kB or 40% of the original size.

CSS Optimization

-93%

Potential reduce by 161.3 kB

  • Original 174.2 kB
  • After minification 19.3 kB
  • After compression 12.9 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. Learn.uptodate.com needs all CSS files to be minified and compressed as it can save up to 161.3 kB or 93% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (31%)

Requests Now

36

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Learn Up To Date. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

learn.uptodate.com accessibility score

99

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

learn.uptodate.com 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

Missing source maps for large first-party JavaScript

SEO Factors

learn.uptodate.com SEO score

92

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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 Learn.uptodate.com 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 Learn.uptodate.com 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

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