Studies Currently Recruiting



The purpose of the South Texas Aging Registry and Repository (STARR) is to collect health information, blood and specimens to store for future research purposes. We want to learn more about how to improve the health and quality of life of older adults. We are also working to learn how genes affect the way a person ages or how aging influences genes and the cells they affect.

People Excersizing on a teadmill

Exercise Science/MoTrPAC

You know that exercise is good for your health, but have you ever wondered why? We’re looking for men and women who are 18 years of age and older to participate in our MoTrPAC research study.


The purpose of this study is to learn if taking a statin could help older adults live well for longer by preventing dementia, disability or heart disease.

Metformin in Alzheimer’s dementia Prevention (MAP) Study

Research study looking at whether metformin can help prevent memory decline for people with mild memory concerns.


This study aims to gather input from women aged 60 and over who are currently experiencing binge eating. We are particularly interested in how we can modify treatments to better suit the needs and lifestyles of women over 60.

Alzheimer’s Study (REACH Clinical Trial)

This trial will evaluate the use of Rapamycin to slow progression of amnestic mild cognitive impairment and early-stage Alzheimer’s.

Rapa-CV Substudy E

This study is looking for adults between the ages of 70-95 to help find out what effects Rapamycin has on heart function, heart muscle stiffening, and blood vessels.

Gut Bacteria and Healthy Aging

Help us understand how the human gut bacteria affects aging.

GLP1 and Aging

This study is looking for adults older than 65 with prediabetes or diabetes to help find out what effects Semaglutide has on physical function, body composition, and aging.

Coming Soon

  • Growth Hormone Replacement Therapy in Veterans with mild Traumatic Brain Injury (mTBI) and Adult Growth Hormone Deficiency (AGHD): The GRIT Study

Studies Closed to Enrollment