How metformin affects muscle energy and healthy aging
Determining the context specificity of metformin treatment on muscle mitochondria and healthspan
This research looks at how metformin changes muscle energy, the benefits of aerobic exercise, and aging-related health, especially for people with type 2 diabetes or different fitness levels.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Oklahoma Medical Research Foundation NIH-funded |
| Lab location | 1 site (Oklahoma City, United States) |
| Project ID | NIH-11249244 on NIH RePORTER |
What this research studies
Researchers will use rats bred for high or low natural aerobic fitness to see how metformin interacts with exercise-like energetic stress on muscle mitochondria. They will measure mitochondrial function, insulin sensitivity, and markers linked to healthspan and lifespan. The work builds on a recent human trial that found metformin sometimes blocked exercise benefits, so the team aims to understand why certain individuals are affected more. Although much of the work is in animals, the goal is to inform safer, more personalized metformin use for people.
Who could benefit from this research
Good fit: People with type 2 diabetes, older adults, or anyone taking metformin who are interested in how the drug might interact with exercise would find the results most relevant.
Not a fit: People seeking immediate changes to their medical care should note this grant primarily funds animal research and may not yield quick clinical treatments.
Why it matters
Potential benefit: If successful, this work could help doctors personalize metformin use so patients retain the benefits of exercise and healthy aging without unintended harm.
How similar studies have performed: A recent human trial showed metformin can blunt some benefits of aerobic exercise, so this project follows up with animal studies to uncover the underlying mechanisms.
Where this research is happening
Oklahoma City, United States
- Oklahoma Medical Research Foundation — Oklahoma City, United States (Active)
Researchers
- Principal investigator: Miller, Benjamin Francis — Oklahoma Medical Research Foundation
- Study coordinator: Miller, Benjamin Francis
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.