Brenda Davy, Virginia Tech (IMAGE) Virginia Tech Caption Brenda Davy associate professor of human nutrition, food and exercise at Virginia Tech, said, "Some of the most exciting scientific advances in years to come will be how to help people improve health behaviors long-term." Credit Virginia Tech Photo Usage Restrictions With information about Dr. Brenda Davy's research License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.