January 2026
Create an account to continue using Similarweb
View website metrics, keywords, top marketing channels, market research tools, and more.
Create your free accountperf2ndwind.org
Global Rank
- -
Country Rank
- -
Category Rank
- -
Showing Similarweb estimated data.
Publicly validate your site’s metrics by connecting your GA4
Reflect your success
Verify your website's traffic and engagement metrics by connecting to Google Analytics
Bounce Rate
- -
Pages per Visit
- -
Avg Visit Duration
- -
- Company
- - -
- Industry
- - -
Top 10 perf2ndwind.org Competitors
The Top 10 Sites Like perf2ndwind.org in January 2026 are ranked by their affinity to perf2ndwind.org in terms of keyword traffic, audience targeting, and market overlap
national emphysema foundation (nef)
- Company
- - -
- Industry
- - -
Global Rank
#2,865,249
952,524Bounce Rate
58.62%
Pages per Visit
1.49
Avg Visit Duration
00:00:28
Similarity Score
100%- Company
- - -
- Industry
- - -
Global Rank
- -
Country Rank
- -
Category Rank
- -
Bounce Rate
- -
Pages per Visit
- -
Avg Visit Duration
- -
Similarity Score
98%The COPD Foundation’s mission is to help millions of people live longer and healthier lives by advancing research, advocacy, and awareness to stop COPD, bronchiectasis, and NTM lung disease.
- Company
- - -
- Industry
- - -
Global Rank
#156,372
24,666Bounce Rate
49.88%
Pages per Visit
8.40
Avg Visit Duration
00:04:11
Similarity Score
98%“Not only do I help myself being a patient partner/volunteer at COPD, but I also help a lot of people who are in the same pickle as me. I’m glad to have touched the lives of other patients who have always wanted to voice out their concerns regarding healthcare. Thank you, COPD!!”
- Company
- - -
- Industry
- - -
Global Rank
- -
Country Rank
- -
Category Rank
- -
Bounce Rate
- -
Pages per Visit
- -
Avg Visit Duration
- -
Similarity Score
97%Welcome to PHA Classroom, an educational platform with videos and resources on medical and lifestyle topics for people with PH.
- Company
- - -
- Industry
- - -
Global Rank
#925,602
156,750Bounce Rate
45.93%
Pages per Visit
1.96
Avg Visit Duration
00:01:18
Similarity Score
97%- Company
- - -
- Industry
- - -
Global Rank
- -
Country Rank
- -
Category Rank
- -
Bounce Rate
39.16%
Pages per Visit
1.08
Avg Visit Duration
- -
Similarity Score
61%A national network. A local presence. Find a location near you.
- Company
- Pacific Pulmonary Services
- Industry
- Health > Health - Other
Global Rank
- -
Country Rank
- -
Category Rank
- -
Bounce Rate
- -
Pages per Visit
- -
Avg Visit Duration
- -
Similarity Score
60%PROTECTION trial tests the therapy in cardiac surgery patients
- Company
- - -
- Industry
- - -
Global Rank
#1,093,559
49,977Bounce Rate
55.27%
Pages per Visit
1.47
Avg Visit Duration
00:01:02
Similarity Score
60%perf2ndwind.org's top 5 competitors in January 2026 are: emphysemafoundation.org, copdconferences.org, copdfoundation.org, copdcanada.ca, and more.
According to Similarweb data of monthly visits, perf2ndwind.org’s top competitor in January 2026 is emphysemafoundation.org. perf2ndwind.org 2nd most similar site is copdconferences.org, and closing off the top 3 is copdfoundation.org.
copdcanada.ca ranks as the 4th most similar website to perf2ndwind.org and phassociation.org ranks fifth in January 2026.
The other five competitors in the top 10 list are brovana.com, ppsc.com, pulmccm.org, , and .