Lighthouse Desktop
· 0 checks — Desktop Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.Detailed Report
Audit breakdown by category with detailed findings.
Performance
Insights
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.
Performance issues directly impact user engagement and conversion rates.
Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling
Performance issues directly impact user engagement and conversion rates.
3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.
Performance issues directly impact user engagement and conversion rates.
A long cache lifetime can speed up repeat visits to your page. Learn more about caching.
Performance issues directly impact user engagement and conversion rates.
Layout shifts occur when elements move absent any user interaction. Investigate the causes of layout shifts, such as elements being added, removed, or their fonts changing as the page loads.
Performance issues directly impact user engagement and conversion rates.
Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.
Performance issues directly impact user engagement and conversion rates.
Consider setting font-display to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with font metric overrides.
Performance issues directly impact user engagement and conversion rates.
Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size
Performance issues directly impact user engagement and conversion rates.
| URL | Resource Size | Est Savings | |
|---|---|---|---|
div.spotlight-slides > div.spotlight-slide > div.spotlight-background > div.spotlight-backgroundInner div.spotlight-slides > div.spotlight-slide > div.spotlight-background > div.spotlight-backgroundInner | /getmedia/767808eb-23fa-4978-a963-c643a29f96d7/AF_April_H... | 997.8 KiB | 883.9 KiB |
div.spotlight-slides > div.spotlight-slide > div.spotlight-background > div.spotlight-backgroundInner div.spotlight-slides > div.spotlight-slide > div.spotlight-background > div.spotlight-backgroundInner | /getmedia/f6be854b-8829-4472-bce5-e18ff8101b47/girls-laug... | 378.5 KiB | 331.1 KiB |
Eating Made Simple for Arthritis section.infoContent > div.infoContent-image > picture > img | /getmedia/212941c9-f36f-4a50-8b46-32d1b5ece580/Eating-Mad... | 309.4 KiB | 263.8 KiB |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img | /getmedia/0abe942d-988a-41fd-abf1-7dab4eebd997/Homepage-A... | 259.6 KiB | 252.5 KiB |
Reach Out to Our Helpline section.infoContent > div.infoContent-image > picture > img | /getmedia/fa478eac-6a6e-400c-aa96-489f449e058a/Helpline_2... | 289.5 KiB | 243.9 KiB |
Good Gut Health for Better Joints section.infoContent > div.infoContent-image > picture > img | /getmedia/d6c4fc6a-1460-4d5c-b7e9-3246f2905a2d/Woman-eati... | 227.6 KiB | 182.0 KiB |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img | /getmedia/f0f27e21-f823-4a18-ab47-fde8800496fb/Homepage-A... | 179.7 KiB | 172.5 KiB |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img | /getmedia/5ae588c6-5933-45ae-a416-5b1772fb85a2/Homepage-A... | 170.5 KiB | 163.3 KiB |
Grief, Guilt and Finding Grace With Arthritis section.infoContent > div.infoContent-image > picture > img | /getmedia/cba406ae-ddaa-43fd-8b55-0e11fcf482b1/Web_deskto... | 192.7 KiB | 147.0 KiB |
STORIES OF YES
A JA Family Thrives in a New Setting
A family move to New Mexico… main > div.newsList > div.newsList-grid > a.newsList-item | /getmedia/ea2e919c-af36-4369-ad33-45743bbb1d2a/SOY_Cohen_... | 173.7 KiB | 141.9 KiB |
PRESS RELEASES
Foot & Ankle Care Training Grants
Arthritis Foundation, AOFAS pa… main > div.newsList > div.newsList-grid > a.newsList-item | /getmedia/3613817e-decd-4b86-beed-f263e569c6f1/Dr-checkin... | 141.3 KiB | 109.6 KiB |
NEWS
Andrew Chan, MD, PhD, Receives Top Honors
The Arthritis Foundation present… main > div.newsList > div.newsList-grid > a.newsList-item | /getmedia/3e37f470-a44c-4c02-a2d5-de3a227d6146/V1_2026_Ha... | 113.8 KiB | 81.9 KiB |
div.spotlight-slides > div.spotlight-slide > div.spotlight-background > div.spotlight-backgroundInner div.spotlight-slides > div.spotlight-slide > div.spotlight-background > div.spotlight-backgroundInner | /getmedia/22d35349-7e87-4c63-88f3-6ab593fab456/Andrea-Ree... | 151.3 KiB | 37.3 KiB |
Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading
Performance issues directly impact user engagement and conversion rates.
Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.
Performance issues directly impact user engagement and conversion rates.
Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Duration |
|---|---|---|
| /kentico/bundles/pageComponents/styles?v=84VeV6JDT9ck846K... | 2.5 KiB | |
| www.arthritis.org/styles/main.css | 92.5 KiB | 240 ms |
| www.arthritis.org/scripts/axios.min.js | 5.8 KiB |
These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.
Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.
Performance issues directly impact user engagement and conversion rates.
| URL | Time Spent |
|---|---|
| arthritis.org/ | 255 ms |
| www.arthritis.org/ | 0.0 ms |
These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to windowing. Learn how to improve CLS
Performance issues directly impact user engagement and conversion rates.
| Element | Layout shift score |
|---|---|
Keep Progress Moving
With your support, we can help millions move beyond arthr… body > div.pageWrap > main | 0.138 |
Connect Groups div.pageWrap > header.headerMain > div.headerMain-login > a.headerMain-loginTrigger | 0.000 |
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.
Performance issues directly impact user engagement and conversion rates.
Diagnostics
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.
Performance issues directly impact user engagement and conversion rates.
Minifying CSS files can reduce network payload sizes. Learn how to minify CSS.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Est Savings |
|---|---|---|
| /dist/form-builder/5.0.0/wforms-layout.css?v=1776894461 | 9.8 KiB | 3.6 KiB |
Minifying JavaScript files can reduce payload sizes and script parse time. Learn how to minify JavaScript.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Est Savings |
|---|---|---|
| /js/typeahead/v1.2.0/typeahead.bundle.js?v=1776894461 | 25.7 KiB | 11.2 KiB |
| /kentico/bundles/forms/scripts?v=Lp43Vt-BZV07eZKJPNEwNof4... | 50.7 KiB | 9.7 KiB |
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Est Savings |
|---|---|---|
| www.arthritis.org/styles/main.css | 92.4 KiB | 84.7 KiB |
| use.fontawesome.com/releases/v5.8.1/css/all.css | 12.5 KiB | 12.4 KiB |
Large network payloads cost users real money and are highly correlated with long load times. Learn how to reduce payload sizes.
Performance issues directly impact user engagement and conversion rates.
Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions
Performance issues directly impact user engagement and conversion rates.
| URL | |
|---|---|
Reach Out to Our Helpline section.infoContent > div.infoContent-image > picture > img | /getmedia/fa478eac-6a6e-400c-aa96-489f449e058a/Helpline_2... |
Eating Made Simple for Arthritis section.infoContent > div.infoContent-image > picture > img | /getmedia/212941c9-f36f-4a50-8b46-32d1b5ece580/Eating-Mad... |
Grief, Guilt and Finding Grace With Arthritis section.infoContent > div.infoContent-image > picture > img | /getmedia/cba406ae-ddaa-43fd-8b55-0e11fcf482b1/Web_deskto... |
Good Gut Health for Better Joints section.infoContent > div.infoContent-image > picture > img | /getmedia/d6c4fc6a-1460-4d5c-b7e9-3246f2905a2d/Woman-eati... |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img | /getmedia/0abe942d-988a-41fd-abf1-7dab4eebd997/Homepage-A... |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img | /getmedia/f0f27e21-f823-4a18-ab47-fde8800496fb/Homepage-A... |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img | /getmedia/5ae588c6-5933-45ae-a416-5b1772fb85a2/Homepage-A... |
Arthritis Foundation Logo header.headerMain > div.headerMain-logo > a.headerMain-logoLink > img.headerMain-logoImg | www.arthritis.org/img/template-images/logo.jpg |
More information about the performance of your application. These numbers don't directly affect the Performance score.
Accessibility
These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.
ARIA
Some ARIA child roles must be contained by specific parent roles to properly perform their intended accessibility functions. Learn more about ARIA roles and required parent element.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
About Arthritis
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Managing Arthritis
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Juvenile Arthritis
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Research
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Advocacy
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
For Providers
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Get Involved
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Using ARIA attributes in roles where they are prohibited can mean that important information is not communicated to users of assistive technologies. Learn more about prohibited ARIA roles.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
Open Search Panel div.pageWrap > header.headerMain > div.headerMain-search > span.headerMain-searchTrigger |
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.
Contrast
Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
Hello, section.quickLinks > div.quickLinks-inner > div.quickLinks-search > strong |
how can we help you? div.quickLinks-search > div.awesomplete > div.awesomplete > input#azureautocomplete1 |
Quick Links section.quickLinks > div.quickLinks-inner > div.quickLinks-links > h5.quickLinks-title |
Learn More div.newsList-grid > a.newsList-item > div.newsList-itemContent > span.buttonArrow |
Learn More div.newsList-grid > a.newsList-item > div.newsList-itemContent > span.buttonArrow |
Learn More div.newsList-grid > a.newsList-item > div.newsList-itemContent > span.buttonArrow |
Learn More div.newsList-grid > a.newsList-item > div.newsList-itemContent > span.buttonArrow |
Learn More div.newsList-grid > a.newsList-item > div.newsList-itemContent > span.buttonArrow |
Learn More div.newsList-grid > a.newsList-item > div.newsList-itemContent > span.buttonArrow |
Sign up to get an email packed with the latest resources and information. td#tfa_1867 > div#tfa_2211 > div#tfa_2211-HTML > span |
First Name td#tfa_1867 > div#tfa_2187 > div#tfa_1868-D > label#tfa_1868-L |
Last Name td#tfa_1867 > div#tfa_2187 > div#tfa_1869-D > label#tfa_1869-L |
Email tr > td#tfa_1867 > div#tfa_2189-D > label#tfa_2189-L |
Mobile Phone td#tfa_1867 > div#tfa_2204 > div#tfa_2205-D > label#tfa_2205-L |
Zip Code td#tfa_1867 > div#tfa_2204 > div#tfa_2186-D > label#tfa_2186-L |
Do you have arthritis? tr > td#tfa_1867 > div#tfa_2206-D > label#tfa_2206-L |
Yes div.inputWrapper > span#tfa_2206 > span.oneChoice > label#tfa_2207-L |
No div.inputWrapper > span#tfa_2206 > span.oneChoice > label#tfa_2208-L |
We use this information only to better understand how to communicate with you. div#tfa_2206-D > div.inputWrapper > span#tfa_2206-H > span#tfa_2206-HH |
div#13-WRPR > form#13 > div#13-A > input#submit_button div#13-WRPR > form#13 > div#13-A > input#submit_button |
These are opportunities to improve the legibility of your content.
Navigation
Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
Together, We are Champions of Yes main > section.accent-cta > div.accent-cta__inner > h3.accent-cta__title |
Connections & Empowerment a.accent-cta__card > div.accent-cta__card-inner > div.accent-cta__content > h5.accent-cta__heading |
We Are Here to Support You main > section.infoContent > div.infoContent-content > h6.infoContent-section |
Upcoming Webinars or Watch On-Demand main > section.infoContent > div.infoContent-content > h6.infoContent-section |
Latest Live Yes! With Arthritis Podcast Episode main > section.infoContent > div.infoContent-content > h6.infoContent-section |
Arthritis E-books main > section.infoContent > div.infoContent-content > h6.infoContent-section |
Learn what to expect from your disease, practical tips to help you manage it an… main > section.chicklets-bluebg > div.wrapper > h4.chicklets-bluebg__title |
A JA Family Thrives in a New Setting div.newsList-grid > a.newsList-item > div.newsList-itemContent > h6.newsList-itemTitle |
Get Involved div.footerMain-column > nav.footerMain-nav > div.footerMain-navHeading > h5.footerMain-navHeadingText |
These are opportunities to improve keyboard navigation in your application.
Names and labels
Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img |
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.
Tables and lists
Screen readers have a specific way of announcing lists. Ensuring proper list structure aids screen reader output. Learn more about proper list structure.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
About Arthritis
Toggle Menu
Managing Arthritis
Toggle Menu
Juvenile Arthritis
T… header.headerMain > nav.headerMain-nav > div.headerMain-navContent > ul |
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Best practices
Touch targets with sufficient size and spacing help users who may have difficulty targeting small controls to activate the targets. Learn more about touch targets.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
Search section.quickLinks > div.quickLinks-inner > div.quickLinks-search > button#btn_arrow1 |
These items highlight common accessibility best practices.
Visible text labels that do not match the accessible name can result in a confusing experience for screen reader users. Learn more about accessible names.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
About Arthritis
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Managing Arthritis
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Juvenile Arthritis
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Research
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Advocacy
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
For Providers
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Get Involved
Toggle Menu nav.headerMain-nav > div.headerMain-navContent > ul > li.headerMain-navItem |
Best Practices
General
Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.
Performance issues directly impact user engagement and conversion rates.
| Deprecation / Warning | Source |
|---|---|
| AttributionReporting |
Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit
Performance issues directly impact user engagement and conversion rates.
| Source | Description |
|---|---|
Failed to load resource: net::ERR_NAME_NOT_RESOLVED | |
Failed to load resource: the server responded with a status of 400 () | |
Failed to load resource: the server responded with a status of 400 () | |
Failed to load resource: the server responded with a status of 400 () |
SEO
These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.
Content Best Practices
Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img |
a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img a.accent-cta__card > div.accent-cta__card-inner > picture.accent-cta__image > img |
Format your HTML in a way that enables crawlers to better understand your app’s content.