Understanding sleep and memory after surgery and anesthesia

Role of preoptic hypothalamus in sleep-dependent cognition after surgery and general anesthesia

NIH-funded research University of Michigan at Ann Arbor · NIH-11097233

This research explores how sleep affects memory and thinking abilities in older adults after they have surgery and anesthesia.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Michigan at Ann Arbor NIH-funded
Lab location1 site (Ann Arbor, United States)
Project IDNIH-11097233 on NIH RePORTER

What this research studies

Many older adults experience memory and thinking problems, called Perioperative Neurocognitive Disorder (PND), after surgery. We know that sleep issues are common in surgical patients and might contribute to PND, but we don't fully understand why. This project focuses on a specific brain area, the preoptic hypothalamus, which is important for controlling sleep. By studying how neurons in this area work, we hope to uncover the brain mechanisms linking sleep, surgery, and cognitive changes.

Who could benefit from this research

Good fit: This research is most relevant to surgical patients over the age of 65 who are concerned about their memory and thinking after anesthesia.

Not a fit: Patients who are not undergoing surgery or are not in the older age group may not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to new ways to prevent or treat memory and thinking problems that can happen after surgery in older adults.

How similar studies have performed: While sleep disturbances are known to be associated with cognitive impairment after surgery, detailed mechanistic studies on this relationship are scarce, making this a novel area of exploration.

Where this research is happening

Ann Arbor, 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.
Last reviewed 2026-06-09 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.