Free-radical theory of aging

Free-radical theory of aging - theory that claims that organisms age because cells accumulate free radical damage over time. Article “Free-radical theory of aging” in English Wikipedia has 58.2 points for quality (as of July 1, 2025). The article contains 61 references and 11 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 3.07 points.

This article has the best quality in Greek Wikipedia. However, this article is the most popular in English version.

Since the creation of article “Free-radical theory of aging”, its content was written by 151 registered users of English Wikipedia and edited by 237 registered Wikipedia users in all languages.

The article is cited 116 times in English Wikipedia and cited 203 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #23246 in June 2005
• Global: #71233 in June 2005

The highest popularity rank from 2008:

• Local (English): #17215 in September 2014
• Global: #39770 in September 2014

There are 10 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Greek (el) Θεωρία της γήρανσης λόγω ελευθέρων ριζών		65.9273
2	English (en) Free-radical theory of aging		58.2363
3	French (fr) Théorie radicalaire du vieillissement		53.8523
4	Russian (ru) Свободнорадикальная теория старения		35.9361
5	German (de) Theorie der freien Radikale		29.2528
6	Ukrainian (uk) Вільнорадикальна теорія старіння		29.0628
7	Arabic (ar) نظرية الجذور الحرة والتشيخ		27.8789
8	Serbian (sr) Слободни радикали		22.6619
9	Korean (ko) 노화의 자유 라디칼 이론		22.54
10	Polish (pl) Wolnorodnikowa teoria starzenia się		18.5396

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Free-radical theory of aging" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Free-radical theory of aging		1 829 221
2	German (de) Theorie der freien Radikale		392 669
3	Russian (ru) Свободнорадикальная теория старения		97 076
4	Serbian (sr) Слободни радикали		29 891
5	Polish (pl) Wolnorodnikowa teoria starzenia się		26 309
6	French (fr) Théorie radicalaire du vieillissement		16 190
7	Arabic (ar) نظرية الجذور الحرة والتشيخ		14 823
8	Ukrainian (uk) Вільнорадикальна теорія старіння		7 942
9	Korean (ko) 노화의 자유 라디칼 이론		4 715
10	Greek (el) Θεωρία της γήρανσης λόγω ελευθέρων ριζών		1 410

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Free-radical theory of aging" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Free-radical theory of aging		2 044
2	German (de) Theorie der freien Radikale		374
3	Russian (ru) Свободнорадикальная теория старения		298
4	Serbian (sr) Слободни радикали		136
5	Korean (ko) 노화의 자유 라디칼 이론		118
6	French (fr) Théorie radicalaire du vieillissement		102
7	Arabic (ar) نظرية الجذور الحرة والتشيخ		62
8	Polish (pl) Wolnorodnikowa teoria starzenia się		55
9	Greek (el) Θεωρία της γήρανσης λόγω ελευθέρων ριζών		36
10	Ukrainian (uk) Вільнорадикальна теорія старіння		26

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Free-radical theory of aging" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Free-radical theory of aging		151
2	German (de) Theorie der freien Radikale		26
3	Russian (ru) Свободнорадикальная теория старения		16
4	Ukrainian (uk) Вільнорадикальна теорія старіння		14
5	French (fr) Théorie radicalaire du vieillissement		10
6	Serbian (sr) Слободни радикали		6
7	Arabic (ar) نظرية الجذور الحرة والتشيخ		5
8	Greek (el) Θεωρία της γήρανσης λόγω ελευθέρων ριζών		4
9	Polish (pl) Wolnorodnikowa teoria starzenia się		4
10	Korean (ko) 노화의 자유 라디칼 이론		1

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Free-radical theory of aging" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) نظرية الجذور الحرة والتشيخ		0
2	German (de) Theorie der freien Radikale		0
3	Greek (el) Θεωρία της γήρανσης λόγω ελευθέρων ριζών		0
4	English (en) Free-radical theory of aging		0
5	French (fr) Théorie radicalaire du vieillissement		0
6	Korean (ko) 노화의 자유 라디칼 이론		0
7	Polish (pl) Wolnorodnikowa teoria starzenia się		0
8	Russian (ru) Свободнорадикальная теория старения		0
9	Serbian (sr) Слободни радикали		0
10	Ukrainian (uk) Вільнорадикальна теорія старіння		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Free-radical theory of aging" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Free-radical theory of aging		116
2	Serbian (sr) Слободни радикали		34
3	Russian (ru) Свободнорадикальная теория старения		16
4	German (de) Theorie der freien Radikale		13
5	French (fr) Théorie radicalaire du vieillissement		9
6	Arabic (ar) نظرية الجذور الحرة والتشيخ		7
7	Korean (ko) 노화의 자유 라디칼 이론		4
8	Polish (pl) Wolnorodnikowa teoria starzenia się		4
9	Greek (el) Θεωρία της γήρανσης λόγω ελευθέρων ριζών		0
10	Ukrainian (uk) Вільнорадикальна теорія старіння		0

More...

#	Language	Value
ar	Arabic نظرية الجذور الحرة والتشيخ
de	German Theorie der freien Radikale
el	Greek Θεωρία της γήρανσης λόγω ελευθέρων ριζών
en	English Free-radical theory of aging
fr	French Théorie radicalaire du vieillissement
ko	Korean 노화의 자유 라디칼 이론
pl	Polish Wolnorodnikowa teoria starzenia się
ru	Russian Свободнорадикальная теория старения
sr	Serbian Слободни радикали
uk	Ukrainian Вільнорадикальна теорія старіння

Best Rank

English: #17215 09.2014

Global: #39770 09.2014

Best Rank

English: #23246 06.2005

Global: #71233 06.2005

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information