Tools & Wizards About Us
vision-therapy-pa.com screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    76% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

vision-therapy-pa.com

Vision Therapy, behavioral optometry, autism, concussion, headaches, reading, learning

Page Load Speed

2.4 sec in total

First Response

46 ms

Resources Loaded

1.8 sec

Page Rendered

567 ms

vision-therapy-pa.com screenshot

About Website

Click here to check amazing Vision Therapy Pa content. Otherwise, check out these important facts you probably never knew about vision-therapy-pa.com

Steven Gallop, behavioral optometist, uses vision therapy for people with autism, concussions, brain injury, reading and learning issues, strabismus, lazy eye and amblyopia.

Visit vision-therapy-pa.com

Key Findings

We analyzed Vision-therapy-pa.com page load time and found that the first response time was 46 ms and then it took 2.3 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.

Performance Metrics

vision-therapy-pa.com performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value4.1 s

80/100

10%

TBT (Total Blocking Time)

Value310 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

vision-therapy-pa.com

46 ms

vision-therapy-pa.com

217 ms

3b5e7ca57bccd9f6cdff0def2fbb927f.opt-min.cr.css

24 ms

bootstrap.min.css

93 ms

5a3be6e04ef7e_S15Optologonew.png.webp

186 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 23% of them (10 requests) were addressed to the original Vision-therapy-pa.com, 45% (20 requests) were made to Cdcssl.ibsrv.net and 7% (3 requests) were made to My.imatrix.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source My.imatrix.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 464.0 kB (16%)

Content Size

2.9 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vision-therapy-pa.com main page is 2.9 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 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 59.0 kB

  • Original 75.9 kB
  • After minification 75.7 kB
  • After compression 16.9 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 59.0 kB or 78% of the original size.

Image Optimization

-12%

Potential reduce by 301.2 kB

  • Original 2.5 MB
  • After minification 2.2 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. Obviously, Vision Therapy Pa needs image optimization as it can save up to 301.2 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-33%

Potential reduce by 103.5 kB

  • Original 310.2 kB
  • After minification 310.2 kB
  • After compression 206.7 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 103.5 kB or 33% of the original size.

CSS Optimization

-1%

Potential reduce by 280 B

  • Original 23.7 kB
  • After minification 23.7 kB
  • After compression 23.4 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. Vision-therapy-pa.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (29%)

Requests Now

41

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vision Therapy Pa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vision-therapy-pa.com

vision-therapy-pa.com

46 ms

vision-therapy-pa.com

vision-therapy-pa.com

217 ms

3b5e7ca57bccd9f6cdff0def2fbb927f.opt-min.cr.css

3b5e7ca57bccd9f6cdff0def2fbb927f.opt-min.cr.css

24 ms

bootstrap.min.css

bootstrap.min.css

93 ms

5a3be6e04ef7e_S15Optologonew.png.webp

5a3be6e04ef7e_S15Optologonew.png.webp

186 ms

cid_sigimg1def7ca476a9d4e3cb9e6ac032afd954e.jpg.webp

cid_sigimg1def7ca476a9d4e3cb9e6ac032afd954e.jpg.webp

334 ms

2nd-edition-front-cover.png

2nd-edition-front-cover.png

919 ms

btn_buynowCC_LG.gif

btn_buynowCC_LG.gif

113 ms

shoppingcart

shoppingcart

205 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

69 ms

smb-number-changer.js

smb-number-changer.js

125 ms

4e593719effb8b19d415a03cbe7f0cd5.opt-min.co.js

4e593719effb8b19d415a03cbe7f0cd5.opt-min.co.js

127 ms

custom.js

custom.js

108 ms

js-defer.js

js-defer.js

109 ms

exc1v3.png

exc1v3.png

1248 ms

both-book2.png

both-book2.png

1495 ms

5a3bddf4e9502_IMG00108-20130213-1423.jpg.webp

5a3bddf4e9502_IMG00108-20130213-1423.jpg.webp

187 ms

5a3bdfb38718a_Steveoffice.png.webp

5a3bdfb38718a_Steveoffice.png.webp

161 ms

pixel.gif

pixel.gif

106 ms

web-slide-1-version-2.png.webp

web-slide-1-version-2.png.webp

59 ms

5c5afe87cb80c_stressnoshadow.jpg.webp

5c5afe87cb80c_stressnoshadow.jpg.webp

46 ms

5c5aff0d75d12_S15OptohomeMASTER35.png.webp

5c5aff0d75d12_S15OptohomeMASTER35.png.webp

75 ms

5c5afe95ebac6_Learningnoshadow.png.webp

5c5afe95ebac6_Learningnoshadow.png.webp

78 ms

5c5afead93646_childnoshadowedited.png.webp

5c5afead93646_childnoshadowedited.png.webp

77 ms

5c5afebd69f85_sportsnoshadow.png.webp

5c5afebd69f85_sportsnoshadow.png.webp

78 ms

Woman-prepares-to-put-in-her-contact-lenses--729259.png

Woman-prepares-to-put-in-her-contact-lenses--729259.png

78 ms

Two-women-shop-for-eyeglasses--729258.png

Two-women-shop-for-eyeglasses--729258.png

94 ms

Two-men-work-while-wearing-safety-glasses--727227.png

Two-men-work-while-wearing-safety-glasses--727227.png

96 ms

Close-up-shot-of-brown-eye--727225.png

Close-up-shot-of-brown-eye--727225.png

92 ms

Woman-is-happy-about-protecting-her-eyes-from-the-sun--725475.png

Woman-is-happy-about-protecting-her-eyes-from-the-sun--725475.png

93 ms

Young-woman-travels-with-her-glasses--725460.png

Young-woman-travels-with-her-glasses--725460.png

97 ms

Woman-puts-in-her-contact-lens--723514.png

Woman-puts-in-her-contact-lens--723514.png

119 ms

Close-up-of-woman-s-infected-eyes--722662.png

Close-up-of-woman-s-infected-eyes--722662.png

117 ms

Teenage-boy-puts-in-contacts--720350.png

Teenage-boy-puts-in-contacts--720350.png

118 ms

Blonde-tries-in-vain-to-fight-the-sun--720384.png

Blonde-tries-in-vain-to-fight-the-sun--720384.png

120 ms

jquery-3.2.1.slim.min.js

jquery-3.2.1.slim.min.js

16 ms

javascript,window.pagespeed.psatemp%3D0%3B

javascript,window.pagespeed.psatemp%3D0%3B

0 ms

popper.min.js

popper.min.js

44 ms

bootstrap.min.js

bootstrap.min.js

14 ms

Ke-CYyy8Vv2YS_sppPc2ML6I

Ke-CYyy8Vv2YS_sppPc2ML6I

298 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

17 ms

smb-number-changer.js

smb-number-changer.js

10 ms

4e593719effb8b19d415a03cbe7f0cd5.opt-min.co.js

4e593719effb8b19d415a03cbe7f0cd5.opt-min.co.js

15 ms

custom.js

custom.js

8 ms

Accessibility Review

vision-therapy-pa.com accessibility score

75

Accessibility Issues

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-*] attributes do not match their roles

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.

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

vision-therapy-pa.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

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

vision-therapy-pa.com SEO score

77

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

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

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

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 Vision-therapy-pa.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 Vision-therapy-pa.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

vision-therapy-pa.com

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