How is Social Connection Represented in the Brain?
NCT04577911
This study is recruiting at 1 US site in 1 state, according to its ClinicalTrials.gov record last updated .
Summary
Nearly half of the U.S. population sometimes or always experiences loneliness, which is alarming given that loneliness confers risk for negative mental and physical health outcomes. Extensive research suggests loneliness is characterized by subjective isolation: many lonely individuals maintain a number of relationships but still report feeling lonely.
Shortened from the sponsor's brief summary. View official record on ClinicalTrials.gov
Conditions studied
- Loneliness
Eligibility basics and study details
- Study type
- Observational
- Phase
- Not applicable
- Ages
- 18 to 65 years
- Sex
- All
- Healthy volunteers
- Accepted
- Sponsor
- Columbia University
- Last updated on ClinicalTrials.gov
- December 16, 2025
These are the basic criteria only. The full inclusion and exclusion criteria are on the official record, and the study team decides who can take part.
US recruiting sites
New York · 1
- Columbia University Irving Medical Center · New York, NY
Source: ClinicalTrials.gov, data processed . Recruiting US sites filtered by distance and site status; summaries shortened.