Tools & Wizards About Us
education.sleepfoundation.org screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

education.sleepfoundation.org

Sleep Advice, Mattress & Product Reviews | Sleep Foundation

Page Load Speed

1.5 sec in total

First Response

59 ms

Resources Loaded

642 ms

Page Rendered

829 ms

education.sleepfoundation.org screenshot

About Website

Welcome to education.sleepfoundation.org homepage info - get ready to check Education Sleep Foundation best content for United States right away, or after learning these important things about education.sleepfoundation.org

At SleepFoundation.org, we combine decades of experience in sleep health education with comprehensive product testing and the latest in sleep research to put you on the path to good sleep.

Visit education.sleepfoundation.org

Key Findings

We analyzed Education.sleepfoundation.org page load time and found that the first response time was 59 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

education.sleepfoundation.org performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

52/100

25%

SI (Speed Index)

Value3.0 s

93/100

10%

TBT (Total Blocking Time)

Value430 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.9 s

35/100

10%

Network Requests Diagram

education.sleepfoundation.org

59 ms

education.sleepfoundation.org

61 ms

www.sleepfoundation.org

216 ms

theme-76581-20240724-083049.css

51 ms

jquery.min.js

22 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Education.sleepfoundation.org, 58% (28 requests) were made to Media.sleepfoundation.org and 29% (14 requests) were made to Sleepfoundation.org. The less responsive or slowest element that took the longest time to load (216 ms) relates to the external source Sleepfoundation.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 178.0 kB (24%)

Content Size

755.0 kB

After Optimization

577.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Education.sleepfoundation.org main page is 755.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 462.1 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 177.6 kB

  • Original 203.5 kB
  • After minification 203.4 kB
  • After compression 25.9 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 177.6 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 462.1 kB
  • After minification 462.1 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. Education Sleep Foundation images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 406 B

  • Original 44.3 kB
  • After minification 44.3 kB
  • After compression 43.9 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.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 45.2 kB
  • After minification 45.2 kB
  • After compression 45.2 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. Education.sleepfoundation.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (33%)

Requests Now

45

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Education Sleep Foundation. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

education.sleepfoundation.org

education.sleepfoundation.org

59 ms

education.sleepfoundation.org

education.sleepfoundation.org

61 ms

www.sleepfoundation.org

www.sleepfoundation.org

216 ms

theme-76581-20240724-083049.css

theme-76581-20240724-083049.css

51 ms

jquery.min.js

jquery.min.js

22 ms

ff-scripts.js

ff-scripts.js

17 ms

theme.js

theme.js

20 ms

gtm.js

gtm.js

99 ms

kx7t1moyus

kx7t1moyus

92 ms

Mattresses-in-the-Sleep-Foundation-Test-Lab-3-300x125.jpg

Mattresses-in-the-Sleep-Foundation-Test-Lab-3-300x125.jpg

84 ms

Best-Organic-Mattresses.jpg

Best-Organic-Mattresses.jpg

56 ms

SF-23-163_SleepPosition_Couples_Cliffhanger-300x300.png

SF-23-163_SleepPosition_Couples_Cliffhanger-300x300.png

62 ms

Saatva-Lightweight-Down-Alternative-Comforter-253x140-1.jpeg

Saatva-Lightweight-Down-Alternative-Comforter-253x140-1.jpeg

60 ms

Smile-Brilliant-1-300x214.jpg

Smile-Brilliant-1-300x214.jpg

62 ms

Sweet-Zzz-White-Noise-Machine-300x197.jpg

Sweet-Zzz-White-Noise-Machine-300x197.jpg

63 ms

woman-with-melatonin-300x200.jpg

woman-with-melatonin-300x200.jpg

69 ms

group-of-people-drinking-coffee-300x200.jpg

group-of-people-drinking-coffee-300x200.jpg

59 ms

Bedroom-Environment-1-300x125.jpg

Bedroom-Environment-1-300x125.jpg

67 ms

best_clips.00_09_45_18.still029_720-300x169.jpg

best_clips.00_09_45_18.still029_720-300x169.jpg

63 ms

SF_Hero_Beach_Desktop-1536x611.jpg

SF_Hero_Beach_Desktop-1536x611.jpg

67 ms

woman-with-melatonin-1024x682.jpg

woman-with-melatonin-1024x682.jpg

67 ms

Healthy-Sleep-Tips-For-Women-1024x683.jpg

Healthy-Sleep-Tips-For-Women-1024x683.jpg

67 ms

shutterstock_1660546054-1024x683.jpg

shutterstock_1660546054-1024x683.jpg

68 ms

home-about-1024x576.jpeg

home-about-1024x576.jpeg

69 ms

snoring-768x512.jpeg

snoring-768x512.jpeg

125 ms

Zzz.svg

Zzz.svg

70 ms

sleep-hygiene-768x512.jpeg

sleep-hygiene-768x512.jpeg

69 ms

clock.svg

clock.svg

119 ms

sleep-deprivation-768x512.jpeg

sleep-deprivation-768x512.jpeg

70 ms

Insomnia.svg

Insomnia.svg

71 ms

stages-of-sleep-768x432.jpeg

stages-of-sleep-768x432.jpeg

72 ms

Brain.svg

Brain.svg

71 ms

nutrition-768x512.jpeg

nutrition-768x512.jpeg

124 ms

healthy_eating_nutrition.svg

healthy_eating_nutrition.svg

75 ms

best-mattress-2023-new-16x9-1.png

best-mattress-2023-new-16x9-1.png

75 ms

Best-Pillow-for-Side-Sleepers-1024x682.jpg

Best-Pillow-for-Side-Sleepers-1024x682.jpg

76 ms

SF_LuxomeLuxurySheetSet_3-1024x576.jpg

SF_LuxomeLuxurySheetSet_3-1024x576.jpg

78 ms

SF-SD_Logo_White-BG.svg

SF-SD_Logo_White-BG.svg

32 ms

icons.svg

icons.svg

21 ms

sf-facebook.svg

sf-facebook.svg

30 ms

sf-twitter.svg

sf-twitter.svg

28 ms

social_youtube.svg

social_youtube.svg

36 ms

sf-instagram.svg

sf-instagram.svg

53 ms

sf-linkedin.svg

sf-linkedin.svg

34 ms

sf-tiktok.svg

sf-tiktok.svg

53 ms

SF-SD_Logo_Dark-BG.svg

SF-SD_Logo_Dark-BG.svg

57 ms

clarity.js

clarity.js

29 ms

c.gif

c.gif

6 ms

Accessibility Review

education.sleepfoundation.org accessibility score

89

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

ARIA IDs are not unique

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

<frame> or <iframe> elements do not have a title

Best Practices

education.sleepfoundation.org best practices score

92

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

SEO Factors

education.sleepfoundation.org SEO score

100

Search Engine Optimization Advices

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

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 Education.sleepfoundation.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 Education.sleepfoundation.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

education.sleepfoundation.org

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