Exploring how speaking multiple languages may help protect against Alzheimer's disease in India

Multilingualism as a factor of resilience to Alzheimer's disease and related dementias in India

NIH-funded research University of Southern California · NIH-10988291

This study is looking at how speaking more than one language might help older adults in India stay mentally sharp and protect against Alzheimer's and other types of dementia, by exploring things like when they learned their second language and how often they use it.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Southern California NIH-funded
Lab location1 site (Los Angeles, UNITED STATES)
Project IDNIH-10988291 on NIH RePORTER

What this research studies

This research investigates the potential protective effects of multilingualism on Alzheimer's disease and related dementias among older adults in India. It aims to understand how factors such as age of second language acquisition, language proficiency, and frequency of use may influence cognitive resilience. By examining a diverse population, the study seeks to clarify the relationship between bilingualism and cognitive aging, addressing inconsistencies found in previous studies. Participants may undergo assessments to evaluate their language skills and cognitive health.

Who could benefit from this research

Good fit: Ideal candidates for this research are older adults in India who are bilingual or multilingual and are at risk for Alzheimer's disease or related dementias.

Not a fit: Patients who are monolingual or do not have a family history of Alzheimer's disease may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide insights into how multilingualism may serve as a protective factor against Alzheimer's disease, potentially leading to new prevention strategies.

How similar studies have performed: Previous research has shown mixed results regarding the cognitive benefits of bilingualism, making this study's approach both relevant and necessary to clarify these findings.

Where this research is happening

Los Angeles, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Alzheimer's disease and related dementia
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.