There have been links made between their health (both physically and mentally) and the death of their traditional language.
[19] One study conducted on aboriginal youth suicide rates in Canada found that Indigenous communities in which a majority of members speak the traditional language exhibit low suicide rates while suicide rates were six times higher in groups where less than half of its members communicate in their ancestral language.
[20] Another study was also conducted on aboriginal peoples in Alberta Canada and there was a link found between their traditional language knowledge and the prevalence of diabetes.
The greater their knowledge was of their traditional language, the lower the prevalence of diabetes was within their communities.
The revival of a clinically dead language is unlikely without cross-fertilization from the revivalists' mother tongue(s).
"[24] Other cases of language revitalization that have seen some degree of success are Welsh, Basque, Hawaiian, and Navajo.
[27] These figures are often cited as reasons why language revitalization is necessary to preserve linguistic diversity.
[29] According to Ghil'ad Zuckermann, "language reclamation will become increasingly relevant as people seek to recover their cultural autonomy, empower their spiritual and intellectual sovereignty, and improve wellbeing.
There are various ethical, aesthetic, and utilitarian benefits of language revival—for example, historical justice, diversity, and employability, respectively.
Its goal is to compile up-to-date information about endangered languages and share the latest research about them.
Education in Japanese heavily impacted the decline in use of the Ainu language because of forced linguistic assimilation.
Such a process is normally not described as "language death", because it involves an unbroken chain of normal transmission of the language from one generation to the next, with only minute changes at every single point in the chain.
One of the earliest is the GIDS (Graded Intergenerational Disruption Scale) proposed by Joshua Fishman in 1991.
These include works by Arienne Dwyer,[34] Martin Ehala,[35] M. Lynne Landwehr,[36] Mark Karan,[37] András Kornai,[38] and Paul Lewis and Gary Simons.