Researchers within the US and Kerala have joined forces for the Ageing in Kerala People Analysis (AKKARE), which can look at how migration, cultural experiences, and social relationships could form cognitive ageing and dementia threat amongst first-generation Kerala People.
Printed Aug 16, 2026 | 1:48 PM ⚊ Up to date Aug 16, 2026 | 1:48 PM
Researchers will search to grasp each the challenges and potential protecting elements related to migration and ageing. (iStock)
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Synopsis: A brand new US-Kerala analysis research is monitoring how migration, tradition and social ties could form reminiscence, mind well being and ageing amongst first-generation Kerala People. The AKKARE research will observe 400 older adults for as much as 5 years, evaluating them with folks in Kerala to grasp what places migrants in danger and what helps them age nicely.
For a neighborhood that has carried Kerala’s tradition, reminiscences and household ties throughout continents, the ageing course of is now changing into the topic of a serious scientific research in america of America.
Researchers within the US and Kerala have joined forces for the Ageing in Kerala People Analysis (AKKARE) research, which can look at how migration, cultural experiences and social relationships could form cognitive ageing and dementia threat amongst first-generation Kerala People.
The research plans to enrol 400 older first-generation Kerala People from the New York, New Jersey and Connecticut tristate space and observe them at 12-month intervals for as much as 5 years.
Researchers will look past reminiscence and cognition, assessing temper, high quality of life and markers of organic and vascular ageing to grasp each the challenges and potential protecting elements linked to migration and ageing.
Funded by the US Nationwide Institutes of Well being (NIH), the medical analysis company of the US Division of Well being and Human Providers, the research comes at a time when primary epidemiological information on ailments of ageing amongst Indian American immigrants stay restricted.
Researchers hope AKKARE will assist determine the elements that place older Kerala People at larger threat of cognitive impairment, in addition to people who could assist them stay resilient as they age.
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Why ‘AKKARE’?
The identify AKKARE comes from Malayalam. It means “on the opposite financial institution” or “on the opposite shore” and is often utilized in Kerala to confer with abroad locations.
The emblem of AKKARE
For the researchers, the phrase captures the central concept behind the research — what occurs to well being and ageing after crossing over to a different nation.
AKKARE is taking a look at exactly that query, with a selected deal with cognitive ageing and dementia amongst first-generation Kerala People.
A complete of 15 researchers are collaborating for the research, which seeks to grasp how immigrant experiences and cultural and social elements affect well being in later life.
The principal investigator is Dr Joe Verghese of the Division of Neurology, Renaissance Faculty of Drugs, Stony Brook College (State College of New York), US.
The research has emerged from observations that Kerala People usually are not a single, uniform immigrant inhabitants. Researchers recognized two broad teams by means of interviews and their experiences with the neighborhood.
The primary contains individuals who moved to america throughout center maturity, primarily for schooling or employment, and subsequently constructed their lives and aged there. The second consists of people that migrated at an older age, typically after retirement in India, to dwell with or be close to their youngsters within the US.
The distinction could also be vital.
Those that arrived earlier usually had extra time to ascertain friendships, take part in neighborhood life and develop into acquainted with American tradition. Older, post-retirement migrants, then again, could have had significantly much less time to develop social networks and adapt to their new environment.
“These two immigrant teams from Kerala probably fluctuate in migrant experiences and social determinants of well being,” the researchers famous.
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Migration, tradition and cognitive ageing
The query has wider significance as a result of research have proven that gentle cognitive impairment and Alzheimer’s illness are significantly prevalent amongst some racial and ethnic minority populations, together with first-generation immigrants.
A recruitment poster of AKKARE research.
Analysis has additionally advised that immigrants can spend a larger share of their later years residing with cognitive impairment and dementia than native-born People.
Migration itself, nevertheless, doesn’t have a easy constructive or damaging impact on well being.
Psychological stress, melancholy, age at migration, acculturation and the energy of social relationships could affect cognitive ageing.
On the similar time, migrants typically present higher well being outcomes than anticipated — a phenomenon typically described because the “wholesome migrant impact.”
Such benefits, researchers mentioned, can diminish the longer immigrants dwell within the US.
A significant information hole stays about these processes amongst Asian People.
A 2021 Nationwide Institutes of Well being workshop on the Asian American inhabitants highlighted the dearth of primary epidemiological information and knowledge on threat and resilience elements related to ailments of ageing on this quickly rising inhabitants.
The AKKARE research goals to assist tackle that hole amongst Kerala People.
In line with Dr Sanish Sathyan of the Division of Molecular Biology, College of Kannur, the analysis will look at how immigrant and cultural elements, together with social relationships, have an effect on cognitive ageing. He is without doubt one of the researchers.
The research will method the difficulty from epidemiological, organic and vascular views, trying past dementia itself to the broader elements that will form mind well being in later life.
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The solutions that the AKKARE seeks
AKKARE has three broad aims.
It seeks to determine immigrant and cultural elements — together with age at migration, period of residence within the US, causes for migration, schooling, intercourse and acculturation — that will affect cognition, temper and high quality of life in older Kerala People.
Researchers may also look at social networks, social assist, coping, and resilience, together with elements that will assist shield cognitive well being.
A second focus is organic ageing. The researchers will look at whether or not migration-related experiences and social relationships are related to organic ageing, utilizing organic clocks to measure how the physique is ageing past chronological age.
The third goal is to check vascular ageing, together with cardiovascular and cerebrovascular indicators, and evaluate findings among the many US individuals with information from older adults in Kerala.
“Numerous migration- and social-related elements can result in bodily in addition to psychosocial stresses over months to years. Together with melancholy, apathy, nervousness and loneliness, these can lead to opposed well being and cognitive penalties, together with Alzheimer’s illness and associated dementias,” Dr Sathyan mentioned.
The research might additionally make clear the so-called “wholesome migrant” impact — the chance that some migrants arrive with higher well being than the inhabitants of their nation of origin however could face altering well being dangers as they spend extra years within the host nation.
Researchers will look at coping and resilience mechanisms that might assist protect cognition regardless of these pressures.
Dr Sathyan mentioned one main energy of AKKARE is that it may be in contrast with the Kerala Einstein Research (KES), a cohort of older adults residing in Kerala.
The comparability might assist researchers perceive how variations in migration, setting, tradition and social circumstances are mirrored in cognitive and organic ageing.
“The proposed research has a number of strengths. Most notably, our research is a first-of-its-kind research of cognition in first-generation Kerala American immigrants, and our earlier Kerala Einstein Research (KES), a cohort research of older adults residing in Kerala, will permit us to make cross-national comparisons,” Dr Sathyan mentioned.
Recruitment for AKKARE has already begun, with about 110 individuals enrolled up to now.
“Recruitment began. Now we have now 110 individuals. The research is progressing nicely. Now the pattern measurement is smaller, and preliminary inferences have already been made. Perhaps in a single or two years we might come out with an preliminary report,” Dr Sathyan added.
Individuals will bear follow-up assessments each 12 months for as much as 5 years.
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Kerala research to assist monitor cognitive well being of Kerala People
The researchers mentioned AKKARE will draw on findings from an earlier community-based research in Kerala to match cognitive well being throughout two populations separated by migration and geography.
The KES cohort will now present a foundation for comparability with the AKKARE research, which is analyzing cognition, temper, high quality of life and organic and vascular ageing amongst first-generation Kerala American immigrants within the US.
The KES, launched in 2008 in Kozhikode, was designed to determine threat elements and mind adjustments linked to motoric cognitive threat syndrome (MCR) — a predementia situation marked by sluggish gait and subjective cognitive complaints in individuals who don’t but have dementia or incapacity.
The research is especially related as Kerala has one of many nation’s largest shares of older adults (16.5 per cent of the full inhabitants in 2021), elevating issues over a rising burden of age-related circumstances, together with dementia.
Researchers have famous that detecting cognitive decline earlier than dementia develops might create a chance for early prevention and higher care planning.
The sooner KES work has additionally highlighted the hyperlink between cardiovascular well being and cognitive ageing.
Amongst cognitively regular older adults within the cohort, 31% had hypertension, whereas ECG abnormalities ranged from 4% to 16%. Such abnormalities had been extra frequent amongst individuals with dementia.
Researchers plan to mix MRI information from the KES and Kerala American cohorts to look at cerebrovascular illness and assess whether or not patterns of mind and vascular ageing differ between the populations.
AKKARE can also be supposed to create a biorepository that may assist future organic analysis.
Though the present aims are largely cross-sectional, investigators suggest following individuals over time, making a platform for future research into the causes and development of Alzheimer’s illness and different dementias.
The researchers mentioned the work might ultimately prolong past Kerala People, offering a basis for broader longitudinal research of the well being of Asian immigrants in america.
(Edited by Majnu Babu).
