David A. Brown, PhD
Associate Professor
1035 ILSB
540-231-8146
brownda@vt.edu
Clinical Physiology and Metabolism
Molecular and Cellular Science
Role of mitochondrial dysfunction in cardiac pathologies; development of novel therapeutics to improve mitochondrial energetics; cellular and mitochondrial mechanisms that mediate the cardioprotective effects of exercise
Zhiyong Cheng, PhD
Assistant Professor
1006 ILSB
540-231-9445
zcheng@vt.edu
Molecular and Cellular Science
Environmental cues can lead to epigenetic and genetic changes that are relevant to obesity and diabetes development; researches the mechanism of how energy surplus dysregulates hormonal and nutritional signaling pathways during the development of obesity and diabetes

Lab website

Brenda Davy, PhD, RDN
Professor
221 Wallace Hall
540-231-6784
bdavy@vt.edu
Behavioral and Community Science
Clinical Physiology and Metabolism
Obesity and body weight regulation: behavioral and metabolic aspects; diet and cardiovascular diseases; dietary intake assessment; water and beverage intake and health
Kevin Davy, PhD
Professor
215 War Memorial Hall
540-231-3487
kdavy@vt.edu
Clinical Physiology and Metabolism
Cardiovascular and metabolic consequences of obesity and aging; role of physical activity and nutrition

Lab website

Madlyn Frisard, PhD
Research Assistant Professor
225 Wallace Hall
540-231-9994
frisardm@vt.edu
Molecular and Cellular Science
Clinical Physiology and Metabolism

Skeletal muscle physiology and mitochondrial biology in obesity and metabolic disease; biological factors that influence adherence and outcomes in weight management
Deborah Good, PhD
Associate Professor
1020 ILSB
540-231-0430
goodd@vt.edu
Molecular and Cellular Science
Role of bHLH transcription factors in hypothalamic gene expression and regulation of energy expenditure; the use of transgenic and knockout animals, and phylogenetic analysis of gene and allele evolution
Robert Grange, PhD
Associate Professor
1029 ILSB
540-231-2725
rgrange@vt.edu
Molecular and Cellular Science
Pathogenic mechanisms and treatments for Duchenne muscular dystrophy;  preclinical gene therapy to treat myotubular myopathy; muscle progenitors derived from inducible pluripotent stem cells to treat neuromuscular diseases; development of mathematical models of muscle function; exercise prescription to treat tendinopathies
Samantha Harden, PhD
Assistant Professor
1032 ILSB
540-231-9960
harden.samantha@vt.edu
Behavioral and Community Science
Physical activity as a mechanism for improved health outcomes and psychological well-being; especially from a group dynamics-based approach; working with a variety of populations from prenatal women to older adults, explores intrapersonal, interpersonal, and system-level factors that either speed or impede the rate of translating evidence-based interventions into their intended practice settings (e.g., clinic, community)

Lab website

Valisa Hedrick, PhD, RDN
Assistant Professor
335-A Wallace Hall
540-231-7983
vhedrick@vt.edu
Clinical Physiology and Metabolism
Behavioral and Community Science

Development and translation of dietary assessment methodology for the prevention and treatment of obesity and related comorbidities. Specific research areas are focused on the quantification and dietary analysis of sugar-sweetened beverage (SSB) intake, as well as the effects of SSB and artificially-sweetened or non-nutritive sweetener beverages on cardiovascular-related outcomes using subjective and objective dietary assessment methods within clinical-community based settings. 
Matthew Hulver, PhD
Associate Professor
Department Head
338-A Wallace Hall
540-231-7354
hulvermw@vt.edu
Molecular and Cellular Science
Clinical Physiology and Metabolism

Skeletal muscle substrate preference and metabolic flexibility; mechanistic signals for mitochondrial substrate selection; metabolic adaptation to changes in diet and physical activity or inactivity; etiology of skeletal muscle metabolic inflexibility in context of obesity, insulin resistance, and type 2 diabetes.
Young Ju, PhD
Associate Professor
325 Wallace Hall
540-231-6168
yhju@vt.edu
Behavioral and Community Science
Exploring the potential benefits of integrative health in a variety of situations that include pain management, relief of symptoms in cancer patients and survivors, quality of life improvement, and promoting healthy behaviors.
Vivica Kraak, PhD, RDN
Assistant Professor
223 Wallace Hall
540-231-9638
vivica51@vt.edu
Behavioral and Community Science
U.S. and global food and nutrition policy; population‐based approaches to promote healthy food environments and prevent diet‐related non‐ communicable diseases; improve food and beverage marketing practices aimed at children and adolescents; and make translational research relevant to policymakers.
Dongmin Liu, PhD
Professor
1030 ILSB
540-231-3402
doliu@vt.edu
Molecular and Cellular Science
Molecular mechanisms of phytochemicals in regulation of vascular function, steroid biology and vascular angiogenesis; identification of bioactive compounds to prevent diabetes and understanding the cellular and molecular mechanisms.
Carlin Rafie, PhD, RD
Assistant Professor
321 Wallace Hall
540-231-3162
crafie@vt.edu
Behavioral and Community Science
Need based community program development, lifestyle modification program development for improved health outcomes, cancer risk reduction and improved cancer survivorship, methods of community engagement in research.
Janet Rankin, PhD
Professor
214 War Memorial Hall
540-231-6355
jrankin@vt.edu
Behavioral and Community Science
Active transportation (bike and walk) as means to more physical activity, health, improved environment, and economy. Barriers to and strategies to increase choice of active transportation
Eva Schmelz, PhD
Associate Professor
1011 ILSB
540-231-3649
eschmelz@vt.edu
Molecular and Cellular Science
Cancer prevention; role of dietary and endogenous sphingolipids in cancer progression and metastasis: molecular mechanisms; obesity and ovarian cancer
Elena Serrano, PhD
Professor
327 Wallace Hall
540-231-3464
serrano@vt.edu
Behavioral and Community Science
Evaluation of the effectiveness of programs, policies, and practices to address childhood obesity and food insecurity among SNAP populations
Jay Williams, PhD
Professor
323 Wallace Hall
540-231-8298
jhwms@vt.edu
Molecular and Cellular Science
Clinical Physiology and Metabolism

Acute responses and chronic adaptations of muscle to activity and disease