Lung.org - SEO Checker

Overview of the SEO Check
Meta information
80% 
Page quality
79% 
Page structure
75% 
Link structure
40% 
Server
87% 
External factors
100% 
SEO Score
Response time
1.68 s
File size
113.50 kB
Words
1989
Media files
6
Number of links
235 internal / 29 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home | American Lung Association
The length of the page title is perfect. (313 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The American Lung Association is the leading organization working to save lives by improving lung health and preventing lung disease, through research, education and advocacy.
The meta description is too long: 1100 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.lung.org/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
titleHome
descriptionThe American Lung Association is the leading organization working to save lives by improving lung health and preventing lung disease, through research, education and advocacy.
keywordsAmerican Lung Association, lung health, lung research, preventing lung disease, lung health education, advocacy
authorAmerican Lung Association
viewportwidth=device-width, initial-scale=1.0
application-name 
msapplication-TileColor#FFFFFF
msapplication-TileImage/icons/custom/mstile-144x144.png
msapplication-square70x70logo/icons/custom/mstile-70x70.png
msapplication-square150x150logo/icons/custom/mstile-150x150.png
msapplication-wide310x150logo/icons/custom/mstile-310x150.png
msapplication-square310x310logo/icons/custom/mstile-310x310.png
langen
twitter:cardHelp us save lives by improving lung health, preventing lung disease, and creating a healthy world for all.
fb:app_id906853126076689
og:titleAmerican Lung Association
og:descriptionHelp us save lives by improving lung health, preventing lung disease, and creating a healthy world for all.
og:imagehttps://www.lung.org/getmedia/54a447a3-01f5-4ab1-b7b6-0b26be65789f/sweater_hug2_OG.jpg?width=1200&height=630&ext=.jpg
og:image:secure_urlhttps://www.lung.org/getmedia/54a447a3-01f5-4ab1-b7b6-0b26be65789f/sweater_hug2_OG.jpg?width=1200&height=630&ext=.jpg
og:urlhttps://www.lung.org
og:typewebsite
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
There are 2 text duplicates on this page:
  • Duplicate: Join over 700,000 people who receive the latest news about lung health...
This page contains 1989 words. That's ok.
30.1% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
32 paragraphs were found on this page.
No placeholders texts or images were found.
The average number of words per sentence of 16.28 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 40 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
/Content/images/header-logo.svgAmerican Lung Association Logo

Page structure

H1 heading
(Critically important)
Our Vision Is a World Free of Lung Disease
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.
There are 33 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Our Vision Is a World Free of Lung Disease
H2 120 Years of Impact
H2 Current Initiatives and Updates
H2 Join the Lung Action Network
H2 Preparing for Extreme Weather
H2 Support Oxygen Reform
H2 Our Impact
H2 Help Us Create a World Free of Lung Disease
H2 Upcoming Events
H2 Stand with LUNG FORCE to Defeat Lung Cancer
H2 Join the Patient & Caregiver Network
H2 EACH Breath Blog
H2 Improving Access to Affordable Inhalers
H2 5 Home Improvement Projects to Help You Breathe Easier
H2 Navigating Challenges of Oxygen Accessibility
H2 You Stopped Smoking—Now Start Screening
H2 Find Your Community
H2 Make a Donation
H2 Become a Lung Health Insider
H2 Lung HelpLine
H3 Join the Patient & Caregiver Network Duplicate text
H3 End Youth Vaping
H3 10 Tips to Protect Yourself from Unhealthy Air
H3 State of the Air Key Findings
H3 Become an Advocate
H3 Events Near You
H3 Empty heading
H3 Freedom From Smoking Clinic
H3 Asthma Basics Workshop - National
H3 A Breath of Fresh Air In Your Inbox
H3 Thank You!
H3 Empty heading
H3 Empty heading
H3 Select Your Location
H3 Change Language
H3 1-800-LUNG-USA
Some internal link anchor texts are too long.
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
The number of internal links is ok.
There are too many external links (29) on this page.
LinkAttributesAnchor text
https://www.lung.org/Anchor Skip to main content
https://www.lung.org/IMG-ALT American Lung Association Logo
https://www.lung.org/donateDonate
/support-community/lung-helpli...Ask a Question
https://shop.lung.org/ala_shop...External Subdomain Shop
https://www.lung.org/blogBlog
https://www.lung.org/lung-forceLUNG FORCE
https://www.lung.org/help-supportHelp & Support
https://www.lung.org/signinLogin
/support-community/lung-helpli...Text duplicate Ask a Question
/lung-health-diseasesLung Health & Diseases
/lung-health-diseasesText duplicate Lung Health & Diseases
/lung-health-diseases/wellnessLung Health & Wellness
/lung-health-diseases/wellness...Protecting Your Lungs
/lung-health-diseases/wellness...Vaccines
/lung-health-diseases/wellness...Breathing Exercises
/lung-health-diseases/how-lung...How Lungs Work
/lung-health-diseases/how-lung...Lung Capacity and Aging
/lung-health-diseases/warning-...Warning Signs of Lung Disease
/lung-health-diseases/lung-dis...Lung Disease Lookup
/lung-health-diseases/lung-dis...Asthma
/lung-health-diseases/lung-dis...COPD
/lung-health-diseases/lung-dis...COVID-19
/lung-health-diseases/lung-dis...Flu
/lung-health-diseases/lung-dis...Lung Cancer
/lung-health-diseases/lung-dis...Pneumonia
/lung-health-diseases/lung-dis...Pulmonary Fibrosis
/lung-health-diseases/lung-dis...View More
/lung-health-diseases/lung-pro...Lung Procedures, Tests, & Treatments
/lung-health-diseases/lung-pro...Lung Function Tests
/lung-health-diseases/lung-pro...CT Scan
/lung-health-diseases/lung-pro...Oxygen Therapy
/lung-health-diseases/lung-pro...Pulmonary Rehabilitation
/lung-health-diseases/lung-pro...Text duplicate View More
/lung-health-diseases/lung-dis...Saved By The Scan
/help-support/patient-caregive...Join the Patient & Caregiver Network Whether you are a patient living with lung disease or a caregiver, join the Patient & Caregiver Network for timely educa...
https://www.lung.org/quit-smokingQuit Smoking
https://www.lung.org/quit-smokingText duplicate Quit Smoking
/quit-smoking/smoking-factsSmoking Facts
/quit-smoking/smoking-facts/he...Health Effects of Smoking
/quit-smoking/smoking-facts/he...Health Effects of Secondhand Smoke
/quit-smoking/smoking-facts/wh...What's in a Cigarette?
/quit-smoking/smoking-factsText duplicate View More
/quit-smoking/i-want-to-quitI Want To Quit
/quit-smoking/i-want-to-quit/r...Reasons to Quit
/quit-smoking/i-want-to-quit/b...Benefits of Quitting
/quit-smoking/i-want-to-quit/h...How to Quit Smoking
/quit-smoking/i-want-to-quitText duplicate View More
/quit-smoking/help-someone-quitHelp Someone Quit
/quit-smoking/help-someone-qui...How Do You Begin?
/quit-smoking/help-someone-qui...Being There for the Long Run
/quit-smoking/help-someone-qui...Reaching Out to a Friend Who Smokes
/quit-smoking/helping-teens-quitHelp Teens Quit
/quit-smoking/helping-teens-qu...What Teens Should Know
/quit-smoking/helping-teens-qu...Kids and Smoking
/quit-smoking/helping-teens-qu...INDEPTH
/quit-smoking/helping-teens-quitText duplicate View More
/quit-smoking/e-cigarettes-vapingE-Cigarettes and Vaping
/quit-smoking/e-cigarettes-vap...E-Cigarettes and Lung Health
/quit-smoking/e-cigarettes-vap...What's in an E-Cigarette
/quit-smoking/e-cigarettes-vap...The Impact of E-Cigarettes on the Lung
/quit-smoking/e-cigarettes-vapingText duplicate View More
/quit-smoking/join-freedom-fro...Join Freedom From Smoking
/quit-smoking/join-freedom-fro...Options and Pricing
/quit-smoking/join-freedom-fro...Group Programs
/quit-smoking/join-freedom-fro...Facilitator Training
/quit-smoking/end-youth-vapingEnd Youth Vaping Let's join together to end the youth vaping epidemic by supporting parents, schools and students.
https://www.lung.org/clean-airClean Air
https://www.lung.org/clean-airText duplicate Clean Air
/clean-air/indoor-air/building...Clean Air at Home
/clean-air/indoor-air/signs-un...How to Know if Your Air is Unhealthy
/clean-air/indoor-air/protecti...Keep Pollution Out of Your Home
/clean-air/indoor-air/indoor-a...Indoor Air Pollutants & Health
/clean-air/indoor-air/indoor-a...Radon
/clean-air/indoor-air/indoor-a...Cleaning Supplies and Household Chemicals
/clean-air/indoor-air/indoor-a...Dust Mites and Dust
/clean-air/indoor-air/indoor-a...Text duplicate View More
/clean-air/indoor-air/building...Clean Air at School
/clean-air/indoor-air/building...Tools for Schools & Districts
/clean-air/at-workClean Air at Work
/clean-air/outdoors/what-makes...What Makes Outdoor Air Unhealthy
/clean-air/outdoors/what-makes...Ozone
/clean-air/outdoors/what-makes...Particle Pollution
/clean-air/outdoors/what-makes...Toxic Air Pollutants
/clean-air/outdoors/what-makes...Text duplicate View More
/clean-air/outdoorsClean Air Outdoors
/clean-air/outdoors/air-qualit...Air Quality Index
/clean-air/emergencies-and-nat...Emergencies & Natural Disasters
/clean-air/emergencies-and-nat...Wildfires
/clean-air/climate-changeClimate Change
/clean-air/electric-vehicle-re...Electric Vehicles
/clean-air/outdoors/10-tips-to...10 Tips to Protect Yourself from Unhealthy Air Read our simple and effective tips for protecting you and your family from the dangers of air pollution.
https://www.lung.org/researchResearch & Reports
https://www.lung.org/researchText duplicate Research & Reports
/research/about-our-researchAbout Our Research
/research/about-our-research/r...Research Partnerships
/research/airways-clinical-res...Airways Clinical Research Centers
/research/airways-clinical-res...Locations
/research/airways-clinical-res...Research Outcomes
/research/awards-and-grants-op...Awards and Grants Opportunities
/research/about-our-research/m...Meet the Researchers
/research/clinical-trialsClinical Trials
/research/clinical-trials/find...Find a Clinical Trial
/research/trends-in-lung-diseaseTrends in Lung Disease
/research/state-of-lung-cancerState of Lung Cancer Report
/research/state-of-lung-cancer...Key Findings
/research/state-of-lung-cancer...State Rankings
/research/sotaState of the Air Report
/research/sota/key-findingsText duplicate Key Findings
/research/sota/city-rankings/Report Cards
/research/sotcState of Tobacco Control Report
/research/sotc/key-findingsText duplicate Key Findings
/research/sotc/state-gradesState Grades
/research/sota/key-findingsState of the Air Key Findings Our key findings add to the evidence that a changing climate is making it harder to protect human health.
/policy-advocacyPolicy & Advocacy
/policy-advocacyText duplicate Policy & Advocacy
/policy-advocacy/our-victoriesOur Advocacy Victories
/policy-advocacy/take-actionTake Action
/policy-advocacy/take-action/l...Join the Lung Action Network
/policy-advocacy/take-action/a...Alerts & Petitions
/policy-advocacy/take-actionText duplicate View More
/policy-advocacy/public-policy...Public Policy Agenda
/policy-advocacy/advocacy-archiveAdvocacy Archive
/policy-advocacy/healthcare-lu...Healthcare & Lung Disease Initiatives
/policy-advocacy/healthcare-lu...Asthma Policy & Advocacy
/policy-advocacy/healthcare-lu...Lung Cancer Policy & Advocacy
/policy-advocacy/healthcare-lu...Healthcare Policy & Advocacy
/policy-advocacy/healthy-air-c...Healthy Air Campaign
/policy-advocacy/healthy-air-c...About the Campaign
/policy-advocacy/healthy-air-c...Share Your Story
/policy-advocacy/healthy-air-c...Health Professionals for Clean Air and Climate Action
/policy-advocacy/healthy-air-c...Text duplicate View More
/policy-advocacy/tobaccoTobacco Initiatives
/policy-advocacy/tobacco/cessa...Tobacco Cessation
/policy-advocacy/tobacco/smoke...Smokefree Environments
/policy-advocacy/tobacco/preve...Tobacco Prevention
/policy-advocacy/tobaccoText duplicate View More
/policy-advocacy/tobacco/slatiState Legislated Actions on Tobacco Issues (SLATI)
/policy-advocacy/take-actionBecome an Advocate Share your voice and advocate for policies that will save lives.
https://www.lung.org/get-involvedGet Involved
https://www.lung.org/get-involvedText duplicate Get Involved
/get-involved/ways-to-giveWays to Give
https://action.lung.org/site/D...External Subdomain One-Time Gift
https://action.lung.org/site/D...External Subdomain Monthly Gift
https://action.lung.org/site/D...External Subdomain Tribute Gift
https://legacy.lung.org/External Subdomain Legacy Giving
https://legacy.lung.org/gifts-...External Subdomain Giving Stock
/get-involved/ways-to-give/sho...Shop & Give Back
/get-involved/ways-to-give/veh...Vehicle Donation Program
/get-involved/ways-to-giveText duplicate View More
/about-us/email-sign-upSign Up for Email
/get-involved/shared-storiesShared Stories
/get-involved/share-your-storyText duplicate Share Your Story
/policy-advocacy/take-actionBecome an Advocate
/policy-advocacy/take-action/a...Text duplicate Alerts & Petitions
/policy-advocacy/take-action/l...Text duplicate Join the Lung Action Network
/professional-education/traini...Become a Facilitator or Educator
/get-involved/volunteerVolunteer
/get-involved/eventsEvents
/get-involved/events/fight-for...Fight For Air Climb
/get-involved/events/lung-forc...LUNG FORCE Walks/Runs
/get-involved/events/cycle-for...Cycle for Air
/get-involved/events?category=...Galas & Social Events
/get-involved/events?category=...Education & Training
/get-involved/ways-to-give/diyDIY Fundraising
/get-involved/youth-empowermentYouth & Young Adults In Action
/get-involved/eventsEvents Near You Get involved today by raising funds and awareness in your community.
https://www.lung.org/donateText duplicate Donate
https://shop.lung.org/ala_shop...External Subdomain Text duplicate Shop
https://www.lung.org/blogText duplicate Blog
https://www.lung.org/lung-forceText duplicate LUNG FORCE
https://www.lung.org/help-supportText duplicate Help & Support
https://www.lung.org/signinText duplicate Login
https://www.lung.org/get-involvedText duplicate Get Involved
https://www.lung.org/donateMake a Donation
https://www.lung.org/about-usLearn More
/support-community/education-p...Text duplicate Learn More
/policy-advocacyLearn more
https://www.lung.org/researchText duplicate Learn more
/get-involved/eventsView Events
/about-us/our-historyText duplicate Learn more
/policy-advocacy/take-action/l...Join the Lung Action Network Stay updated on the latest ways to share your voice and advocate for policies that will save lives by improving lung health and ...
/clean-air/emergencies-and-nat...Preparing for Extreme Weather Wildfires, flooding, hurricanes and heat waves can create unhealthy air, especially for people with lung disease. Get tips to p...
https://a.lung.org/NN2S4wiExternal Subdomain Support Oxygen Reform For too long, people who require supplemental oxygen have not had access to the oxygen appropriate for their medical and quality of lif...
https://www.lung.org/get-involvedText duplicate Get Involved
https://action.lung.org/site/D...External Subdomain Text duplicate Make a Donation
https://www.lung.org/eventsSee All Events
https://action.lung.org/site/T...External Subdomain Freedom From Smoking Clinic May 29, 2024 - Jul 10, 2024 | Virtual Event View Details
https://action.lung.org/site/T...External Subdomain Asthma Basics Workshop - National Jun 18, 2024 | Virtual Event View Details
https://www.lung.org/lung-forceLearn about LUNG FORCE
/help-support/patient-caregive...Join Today
https://www.lung.org/blogSee More Articles
/blog/affordable-inhalersJun. 11, 2024 Improving Access to Affordable Inhalers Read More
/blog/home-improvement-clean-i...Jun. 7, 2024 5 Home Improvement Projects to Help You Breathe Easier Read More
/blog/supplemental-oxygen-acce...Jun. 5, 2024 Navigating Challenges of Oxygen Accessibility Read More
/lung-health-diseases/lung-dis...Take The Quiz
/support-communityFind Support
/support-community/lung-helpli...Ask the Lung HelpLine
https://www.lung.org/Anchor Show
https://www.lung.org/Anchor Text duplicate Show
https://www.lung.org/donateText duplicate Make a Donation
https://action.lung.org/site/T...New window External Subdomain Freedom From Smoking Clinic , | May 29, 2024
https://action.lung.org/site/T...New window External Subdomain Asthma Basics Workshop - National , | Jun 18, 2024
/get-involved/eventsText duplicate See All Events
https://www.lung.org/about-usAbout Us
https://www.lung.org/about-usText duplicate About Us
/about-us/our-missionMission, Impact, and History
/about-us/our-leadershipOur Leadership
/about-us/scientific-advisorsScientific Advisors
/about-us/patient-advisorsPatient Advisory Groups
/about-us/financial-statementsFinancial Statements
/media/in-the-newsIn the News
/about-us/careersCareers
/about-us/diversity-inclusionDiversity, Equity & Inclusion
https://www.lung.org/mediaFor Media
https://www.lung.org/mediaText duplicate For Media
/media/spokespeopleMedia Experts
/media/press-releasesPress Releases
https://www.lung.org/get-involvedText duplicate Get Involved
https://www.lung.org/get-involvedText duplicate Get Involved
/get-involved/eventsText duplicate Events
/get-involved/volunteerText duplicate Volunteer
/get-involved/ways-to-giveText duplicate Ways to Give
/policy-advocacy/take-action/t...Text duplicate Become an Advocate
/get-involved/share-your-storyText duplicate Share Your Story
/about-us/sponsors-and-supportersSponsors & Supporters
/professional-educationProfessional Education
/professional-educationText duplicate Professional Education
/professional-education/traini...Training & Certification
/professional-education/get-he...Get Health Education Materials
https://www.lung.org/get-involvedText duplicate Get Involved
/get-involved/eventsAll Programs
/research/about-signature-reportsSignature Reports
/research/about-signature-reportsText duplicate Signature Reports
http://www.stateoftheair.org/External Subdomain State of the Air
/research/state-of-lung-cancerText duplicate State of Lung Cancer Report
/research/sotcState of Tobacco Control
https://www.facebook.com/lungusa/External Subdomain Facebook
https://twitter.com/LungAssoci...External Twitter
https://www.instagram.com/lung...External Subdomain Instagram
https://www.youtube.com/user/a...External Subdomain Youtube
https://www.linkedin.com/compa...External Subdomain LinkedIn
https://www.tiktok.com/@americ...External Subdomain TikTok
/about-us/contact-usContact Us
/about-us/contact-usText duplicate Contact Us
/support-community/lung-helpli...Submit a Question
https://www.lung.org/espanolSpanish Resources
https://www.facebook.com/lungusa/External Subdomain Text duplicate Facebook
https://twitter.com/LungAssoci...External Text duplicate Twitter
https://www.instagram.com/lung...External Subdomain Text duplicate Instagram
https://www.youtube.com/user/a...External Subdomain Text duplicate Youtube
https://www.linkedin.com/compa...External Subdomain Text duplicate LinkedIn
https://www.tiktok.com/@americ...External Subdomain Text duplicate TikTok
https://www.guidestar.org/prof...External Subdomain IMG-ALT Candid
https://www.charitynavigator.o...External Subdomain IMG-ALT Charity Navigator
/policies/terms-of-useTerms of Use
https://www.lung.org/policiesPolicies
https://www.lung.org/sitemapSitemap
/policies/privacy-policyPrivacy Policy
/policies/corporate-ethics-rep...Ethics Policy
/policies/privacy-policyText duplicate Learn more
https://www.lung.org/Anchor Text duplicate Skip to main content
https://support.google.com/tra...New window External Subdomain IMG-ALT translated by Google
/support-community/lung-helpli...Text duplicate Ask a Question

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.lung.org/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is very slow (1.68 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (114 kB).

HTTP Response Header

NameValue
dateWed, 12 Jun 2024 21:05:39 GMT
content-typetext/html; charset=utf-8
cache-controlprivate
set-cookie74 Characters
varyAccept-Encoding
strict-transport-securitymax-age=31536000; includeSubDomains
x-aspnetmvc-version5.2
x-aspnet-version4.0.30319
x-powered-byASP.NET
referrer-policyno-referrer-when-downgrade
x-content-type-optionsnosniff
x-xss-protection1; mode=block
cf-cache-statusDYNAMIC
servercloudflare
cf-ray892cccdb4cb2bbd7-FRA
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 31,771 referring domains.
This page has 805,564 backlinks.
This page has backlinks from 18,109 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 36507 shares and comments on Facebook.

Search preview

www.lung.org
Home | American Lung Association
The American Lung Association is the leading organization working to save lives by improving lung health and preventing lung disease, through research, education and advocacy.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Lung91%Check
Lung Disease78%Check
lung disease or78%Check
American Lung77%Check
Lung Association77%Check
Lung Health73%Check
American Lung Association71%Check
preventing lung disease70%Check
improving lung health67%Check
Disease66%Check

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