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Visit vai.org now to see the best up-to-date Vai content for United States and also check out these interesting facts you probably never knew about vai.org
Van Andel Institute is an independent research facility devoted to improving human health through biomedical research and science education.
Visit vai.orgWe analyzed Vai.org page load time and found that the first response time was 78 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
vai.org performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value4.7 s
33/100
25%
Value6.7 s
36/100
10%
Value330 ms
76/100
30%
Value0.137
80/100
15%
Value12.4 s
15/100
10%
78 ms
845 ms
46 ms
73 ms
71 ms
Our browser made a total of 131 requests to load all elements on the main page. We found that 54% of them (71 requests) were addressed to the original Vai.org, 10% (13 requests) were made to Pbs.twimg.com and 9% (12 requests) were made to O.twimg.com. The less responsive or slowest element that took the longest time to load (845 ms) belongs to the original domain Vai.org.
Page size can be reduced by 965.9 kB (25%)
3.9 MB
2.9 MB
In fact, the total size of Vai.org main page is 3.9 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 2.8 MB which makes up the majority of the site volume.
Potential reduce by 60.6 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 60.6 kB or 83% of the original size.
Potential reduce by 100.2 kB
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. Vai images are well optimized though.
Potential reduce by 443.1 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 443.1 kB or 71% of the original size.
Potential reduce by 362.1 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. Vai.org needs all CSS files to be minified and compressed as it can save up to 362.1 kB or 85% of the original size.
Number of requests can be reduced by 68 (61%)
111
43
The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 35 to 1 for CSS and as a result speed up the page load time.
vai.org
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vai.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Form elements do not have associated labels
Links do not have a discernible name
vai.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
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
vai.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 doesn't use legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vai.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 Vai.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.
vai.org
Open Graph data is detected on the main page of Vai. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: