How loneliness and social surroundings affect the brain and dementia risk

Identifying ADRD intervention targets by characterizing neurobiological mechanisms of social isolation, loneliness, and social environment using novel imaging, molecular markers, and machine learning

NIH-funded research New York University School of Medicine · NIH-11113886

Researchers will link loneliness, social isolation, and neighborhood factors to brain changes and dementia risk in adults using brain scans, molecular markers, and machine learning.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionNew York University School of Medicine NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-11113886 on NIH RePORTER

What this research studies

This project uses decades of data from the Framingham Study to track how social isolation, loneliness, and your social environment relate to brain biology and dementia risk. Scientists will combine brain imaging, blood and other molecular markers, and advanced machine-learning tools to find biological patterns tied to cognitive decline. The team will relate long-term social exposures across generations to dynamic profiles of Alzheimer's vulnerability. If you are a Framingham participant, your imaging and biospecimens may be analyzed to help map these connections, but the project does not test a new drug or treatment.

Who could benefit from this research

Good fit: Ideal candidates are adults—especially middle-aged and older people—who are part of long-term cohorts like the Framingham Study or who can provide imaging and blood samples alongside detailed social and health information.

Not a fit: People seeking an immediate treatment or cure for dementia are unlikely to receive direct clinical benefit because this is an observational, mechanism-focused project.

Why it matters

Potential benefit: If successful, the findings could point to new ways to prevent or slow Alzheimer’s by targeting social and biological risk pathways.

How similar studies have performed: Previous studies have linked loneliness and isolation to higher dementia risk, but combining large-scale multi-omic data, imaging, and machine learning to map mechanisms is relatively new.

Where this research is happening

New York, 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 disease 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.