Asthma
Topic overview. Based on 33333 on-topic pages. [asthma directory]
Significant concepts: 
health professional, asthma sufferer, severe attack, asthma trigger include, peak flow meter, difficulty breathing, asthma and allergy, quality of life, many people, reduce the risk, asthma center, tobacco smoke, respiratory infection, pulmonary function testing, experience symptom.
Most relevant domains
Most relevant domains based on cumulative page relevance to the topic as defined by example links and on the number of relevant domains linking to them.
| domain | | | | | | | |
|---|---|---|---|---|---|---|---|
http://asthma.org.uk/  | 1 | 284 | 291 | 386 | 1 | 2.09 | asthma.org.uk |
| http://breathinstephen.com/ | 2 | 524 | 550 | 854 | 0.98 | 1.17 | breathinstephen.com |
| http://asthma.net/ | 3 | 448 | 456 | 533 | 1 | 1.18 | asthma.net |
| http://lung.org/ | 4 | 332 | 380 | 781 | 0.84 | 2.14 | lung.org |
| http://cdc.gov/ | 5 | 276 | 392 | 1128 | 0.96 | 2.39 | cdc.gov |
| http://rightdiagnosis.com/ | 6 | 442 | 493 | 13139 | 0.97 | 1.11 | rightdiagnosis.com |
| http://ourhealth.com/ | 7 | 290 | 441 | 610 | 0.83 | 2.66 | ourhealth.com |
| http://healthcommunities.com/ | 8 | 471 | 524 | 605 | 0.83 | 1.17 | healthcommunities.com |
| http://youtube.com/ | 9 | 190 | 191 | 1241 | 0.99 | 2.1 | youtube.com |
| http://clinicaltrials.gov/ | 10 | 292 | 321 | 1358 | 0.93 | 1.59 | clinicaltrials.gov |
Atext
Most frequent phrases in anchor texts of links found in this topical graph .
| atext | | | |
|---|---|---|---|
| pubmed | 4895 | 289.35 | |
| crossref | 2819 | 169.29 | |
| view article | 2102 | 121.16 | |
| asthma | 1272 | 70.17 | |
| doi | 558 | 40.4 | |
| español | 1887 | 33.43 | |
| read more | 621 | 33.41 | |
| symptoms | 978 | 32.4 | |
| pubmed central | 372 | 22.83 | |
| allergy | 401 | 18.94 |
Keyword ideas
Common word stems found in on-topic page titles.
| word | |
|---|---|
| asthma | |
| allergi | |
| health | |
| treatment | |
| symptom | |
| lung | |
| children | |
| diseas | |
| caus | |
| associ |
Popular pages
On-topic pages with highest topical PageRank.
Popular prospect pages
On-topic pages with highest topical PageRank having a few outgoing links and domains.
Hubs
Pages with most links towards other likely on-topic pages.
Domains with most linking domains
Relevant domains with most other relevant domains linking to them.
| domain | | | |
|---|---|---|---|
| http://nih.gov/ | 261 | 513.36 | nih.gov |
| http://cdc.gov/ | 110 | 19.52 | cdc.gov |
| http://aaaai.org/ | 109 | 24.77 | aaaai.org |
| http://youtube.com/ | 79 | 8.13 | youtube.com |
| http://aafa.org/ | 74 | 11.5 | aafa.org |
| http://lung.org/ | 72 | 9.29 | lung.org |
| http://webmd.com/ | 72 | 8.69 | webmd.com |
| http://jacionline.org/ | 65 | 10.8 | jacionline.org |
| http://facebook.com/ | 63 | 6.04 | facebook.com |
| http://wiley.com/ | 62 | 11.19 | wiley.com |