Tools & Wizards About Us
brain.northwestern.edu screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

brain.northwestern.edu

Home: Mesulam Center for Cognitive Neurology and Alzheimer’s Disease: Feinberg School of Medicine

Page Load Speed

1.4 sec in total

First Response

66 ms

Resources Loaded

810 ms

Page Rendered

502 ms

brain.northwestern.edu screenshot

About Website

Click here to check amazing Brain Northwestern content for United States. Otherwise, check out these important facts you probably never knew about brain.northwestern.edu

The Mesulam Center offers world-renowned dementia and Alzheimer’s disease research and care on Northwestern's downtown Chicago campus.

Visit brain.northwestern.edu

Key Findings

We analyzed Brain.northwestern.edu page load time and found that the first response time was 66 ms and then it took 1.3 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

brain.northwestern.edu performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value3.7 s

85/100

10%

TBT (Total Blocking Time)

Value560 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.0 s

27/100

10%

Network Requests Diagram

brain.northwestern.edu

66 ms

brain.northwestern.edu

112 ms

www.brain.northwestern.edu

167 ms

bootstrap.min.css

47 ms

all.css

54 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 33% of them (17 requests) were addressed to the original Brain.northwestern.edu, 10% (5 requests) were made to Deptcommon.fsm.northwestern.edu and 10% (5 requests) were made to Medtargetsystem.com. The less responsive or slowest element that took the longest time to load (337 ms) belongs to the original domain Brain.northwestern.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 59.2 kB (5%)

Content Size

1.1 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Brain.northwestern.edu main page is 1.1 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. 60% of websites need less resources to load. Images take 904.8 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 42.7 kB

  • Original 52.0 kB
  • After minification 41.2 kB
  • After compression 9.3 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. This page needs HTML code to be minified as it can gain 10.9 kB, which is 21% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 42.7 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 12.5 kB

  • Original 904.8 kB
  • After minification 892.2 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. Brain Northwestern images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 2.5 kB

  • Original 110.5 kB
  • After minification 109.7 kB
  • After compression 108.0 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

-7%

Potential reduce by 1.5 kB

  • Original 22.1 kB
  • After minification 21.6 kB
  • After compression 20.6 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. Brain.northwestern.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (39%)

Requests Now

41

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Brain Northwestern. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

brain.northwestern.edu

brain.northwestern.edu

66 ms

brain.northwestern.edu

brain.northwestern.edu

112 ms

www.brain.northwestern.edu

www.brain.northwestern.edu

167 ms

bootstrap.min.css

bootstrap.min.css

47 ms

all.css

all.css

54 ms

css

css

53 ms

css

css

67 ms

landing-page.css

landing-page.css

119 ms

v4.0.css

v4.0.css

62 ms

js

js

69 ms

siteanalyze_16505.js

siteanalyze_16505.js

46 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

48 ms

popper.min.js

popper.min.js

53 ms

bootstrap.min.js

bootstrap.min.js

49 ms

slick.min.js

slick.min.js

55 ms

common.js

common.js

203 ms

slick-home.js

slick-home.js

203 ms

beacon.js

beacon.js

109 ms

gtm.js

gtm.js

107 ms

join-study-speaking-hero.jpg

join-study-speaking-hero.jpg

214 ms

grey-slash.svg

grey-slash.svg

260 ms

genednastand-150x150.jpg

genednastand-150x150.jpg

263 ms

mather-dowden.jpg

mather-dowden.jpg

101 ms

podcast-icon.svg

podcast-icon.svg

280 ms

Feinberg-linear-white-240.svg

Feinberg-linear-white-240.svg

86 ms

Northwestern_horizontal_white-trimmed.svg

Northwestern_horizontal_white-trimmed.svg

84 ms

arrow-right-white.svg

arrow-right-white.svg

237 ms

bullet.png

bullet.png

242 ms

vassar-home2.jpg

vassar-home2.jpg

204 ms

get-support-buddy720x350.jpg

get-support-buddy720x350.jpg

244 ms

join-female720x350.jpg

join-female720x350.jpg

242 ms

microscope-720x250.jpg

microscope-720x250.jpg

320 ms

students-meeting720x350.jpg

students-meeting720x350.jpg

319 ms

watercolor-cloud-bg3.jpg

watercolor-cloud-bg3.jpg

291 ms

AlzheimerDay24-HomePage.jpg

AlzheimerDay24-HomePage.jpg

337 ms

barbieri-news.jpg

barbieri-news.jpg

289 ms

Borna-News.jpg

Borna-News.jpg

289 ms

Title3.jpg

Title3.jpg

295 ms

GettyImages-neurons-1046096140-150x150.jpeg

GettyImages-neurons-1046096140-150x150.jpeg

258 ms

mather-dowden.jpg

mather-dowden.jpg

219 ms

87 ms

image.aspx

image.aspx

65 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

34 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

61 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

69 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

70 ms

fa-solid-900.woff

fa-solid-900.woff

42 ms

fa-regular-400.woff

fa-regular-400.woff

42 ms

fa-brands-400.woff

fa-brands-400.woff

66 ms

signal.js

signal.js

8 ms

fp.js

fp.js

8 ms

_itu.png

_itu.png

25 ms

Accessibility Review

brain.northwestern.edu accessibility score

98

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

brain.northwestern.edu best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

brain.northwestern.edu SEO score

99

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

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 Brain.northwestern.edu 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 Brain.northwestern.edu 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

brain.northwestern.edu

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