Mad cow disease

Quality:

Bovine spongiform encephalopathy - counterpart in cattle to variant Creutzfeldt-Jakob disease. Article “Mad cow disease” in Simple English Wikipedia has 25.7 points for quality (as of July 1, 2026). The article contains 6 references and 4 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 2.85 points.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Simple English) language version.

Since the creation of article “Mad cow disease”, its content was written by 36 registered users of Simple English Wikipedia (5151^st place) and edited by 2503 registered Wikipedia users in all languages.

The article is cited 17 times in Simple English Wikipedia and cited 3312 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #45 in June 2011
• Global: #146 in December 2003

The highest popularity rank from 2008:

• Local (Simple English): #293 in April 2012
• Global: #1981 in March 2020

There are 38 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, 2026 (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	English (en) Bovine spongiform encephalopathy		83.3515
2	Catalan (ca) Encefalopatia espongiforme bovina		76.771
3	German (de) Bovine spongiforme Enzephalopathie		60.8122
4	Finnish (fi) Hullun lehmän tauti		48.3248
5	French (fr) Encéphalopathie spongiforme bovine		40.6633
6	Chinese (zh) 牛腦海綿狀病變		40.0602
7	Estonian (et) Hullulehmatõbi		38.4191
8	Indonesian (id) Penyakit sapi gila		34.9371
9	Swedish (sv) Galna ko-sjukan		31.7473
10	Korean (ko) 소해면상뇌병증		30.9535

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

#	Language	Popularity award	Relative popularity
1	English (en) Bovine spongiform encephalopathy		9 974 870
2	Spanish (es) Encefalopatía espongiforme bovina		2 233 667
3	Japanese (ja) 牛海綿状脳症		2 158 143
4	German (de) Bovine spongiforme Enzephalopathie		1 946 242
5	Italian (it) Encefalopatia spongiforme bovina		1 069 927
6	French (fr) Encéphalopathie spongiforme bovine		843 583
7	Chinese (zh) 牛腦海綿狀病變		810 350
8	Portuguese (pt) Encefalopatia espongiforme bovina		593 088
9	Russian (ru) Губчатая энцефалопатия крупного рогатого скота		513 846
10	Polish (pl) Gąbczasta encefalopatia bydła		467 398

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

#	Language	Popularity award	Relative popularity
1	English (en) Bovine spongiform encephalopathy		29 969
2	Hebrew (he) ספגת המוח		6 319
3	German (de) Bovine spongiforme Enzephalopathie		5 174
4	Japanese (ja) 牛海綿状脳症		5 033
5	Russian (ru) Губчатая энцефалопатия крупного рогатого скота		2 670
6	Spanish (es) Encefalopatía espongiforme bovina		2 262
7	Italian (it) Encefalopatia spongiforme bovina		2 229
8	Chinese (zh) 牛腦海綿狀病變		1 957
9	French (fr) Encéphalopathie spongiforme bovine		1 743
10	Polish (pl) Gąbczasta encefalopatia bydła		1 448

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

#	Language	AI award	Relative AI
1	English (en) Bovine spongiform encephalopathy		835
2	German (de) Bovine spongiforme Enzephalopathie		298
3	French (fr) Encéphalopathie spongiforme bovine		149
4	Italian (it) Encefalopatia spongiforme bovina		119
5	Spanish (es) Encefalopatía espongiforme bovina		112
6	Japanese (ja) 牛海綿状脳症		103
7	Dutch (nl) Boviene spongiforme encefalopathie		90
8	Chinese (zh) 牛腦海綿狀病變		86
9	Korean (ko) 소해면상뇌병증		62
10	Hebrew (he) ספגת המוח		59

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

#	Language	AI award	Relative AI
1	Czech (cs) Bovinní spongiformní encefalopatie		2
2	Russian (ru) Губчатая энцефалопатия крупного рогатого скота		2
3	Arabic (ar) جنون البقر		1
4	Catalan (ca) Encefalopatia espongiforme bovina		1
5	Basque (eu) Behien entzefalopatia espongiforme		1
6	Bulgarian (bg) Спонгиформна енцефалопатия по говедата		0
7	Danish (da) Kogalskab		0
8	German (de) Bovine spongiforme Enzephalopathie		0
9	Greek (el) Νόσος των Τρελών Αγελάδων		0
10	English (en) Bovine spongiform encephalopathy		0

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information