Research/Teaching Expertise - Exercise Physiology

Education

• Auburn University (Ph.D., 2008, Exercise Science)
• Mississippi State University (M.S., 2023, Nutrition)
• Auburn University (M.S., 2003, Exercise Science)
• Auburn University (B.S., 2000, Exercise Science)

Research Interests

• Thermoregulation
• Hydration/Sports Nutrition
• Exercise Metabolism
• Carbohydrate Metabolism

Selected Publications

*Signifies student researcher

• M.L. Bello*, S.M. Arent, Z.M. Gillen, and J.W. Smith (2026). Muscle hypertrophy, strength, and salivary hormone changes following 9 weeks of high- or low-load resistance training. Journal of Functional Morphology and Kinesiology. 11(1):17. DOI: 10.3390/jfmk11010017. PMID: 41562735.
• M.L. Bello*, Z.M. Gillen, and J.W. Smith (2024). Changes in muscular strength following nine weeks of high- vs lo-load resistance training. Journal of Sports Medicine and Physical Fitness. 64(5):439-445. DOI: 10.23736/S0022-4707.24.15569-7. PMID: 38385637
• M.L. Bello*, D.A. Anglin*, Z.M. Gillen, and J.W. Smith. (2022) Comparison of wearable technology at quantifying power and muscle load of endurance runners against varying wind resistance. International Journal of Kinesiology & Sports Science. 10(2), 11. DOI: 10.7575/aiac.ijkss.v.10n.2p.11.
• F.G. Price*, J.W. Smith, and S.P. Brown (2022). Educating with Captain America: Metabolic and nutritional considerations. Advances in Physiology Education. 46, 362-364. DOI:10.1152/advan.00103.2021. PMID: 35482993
• B.D. Shepherd*, F.G. Price*, B.M. Krings*, and J.W. Smith. (2022) Comparison of a continuous and discontinuous GXT in V̇O2 in resistance trained and endurance trained males. International Journal of Exercise Science. 15(4):414-422.
• J.W. Smith, M. Bello*, and F.G. Price*. (2021) A case-series observation of sweat rate variability in endurance trained athletes. Nutrients. 13(6):1807. DOI: 10.3390/nu13061807. PMID: 34073387.
• B.M. Krings*, B.D. Shepherd*, J.C. Swain*, A.J. Turner*, H. Chander, H.S. Waldman*, M.J. McAllister, A.C. Knight, and J.W. Smith. (2021) Impact of fat grip attachments on muscular strength and neuromuscular activation during resistance exercise. Journal of Strength and Conditioning Research. 35(Suppl 1):S152-S157. DOI: 10.1519/JSC.0000000000002954. PMID: 30694963.
• B.M. Krings*, H.S. Waldman*, B.D. Shepherd*, M.J. McAllister, B.J. Fountain, J. Lamberth, and J.W. Smith. (2021) The metabolic and performance effects of carbohydrate timing in resistance trained males undergoing a carbohydrate restricted diet. Applied Physiology, Nutrition, and Metabolism. 46(6):626-636. DOI: 10.1139/apnm-2020-0830. PMID: 33301383.
• F.G. Price*, A.J. Turner*, J.W. Smith, B.M. Krings*, H.S. Waldman*, H. Chander, A.C. Knight, and M.J. McAllister. (2020) The effects of high-intensity interval training on performance of Division I college 800/1500 m runners. International Journal of Kinesiology & Sports Science. 8(3). 28-35. DOI: 10.7575/aiac.ijkss.v.8n.3p.28.
• B.M. Krings*, M.J. McAllister, B.D. Shepherd*, H.S. Waldman*, and J.W. Smith. (2020) Effects of carbohydrate mouth rinsing on upper body resistance exercise performance. International Journal of Sports Nutrition and Exercise Metabolism. 30(1). 42-47. DOI: 10.1123/ijsnem.2019–0073. PMID: 31563122.
• B.M. Krings*, B.D. Shepherd*, J.C. Swain*, A.J. Turner, * H. Chander, H.S. Waldman*, M.J. McAllister, A.C. Knight, and J.W. Smith. (2019) Impact of fat grip attachments on muscular strength and neuromuscular activation during resistance exercise. Journal of Strength and Conditioning Research. DOI: 10.1519/JSC.0000000000002954.
• J.W. Smith, B.M. Krings*, B.D. Shepherd*, H.S. Waldman*, S.A. Basham*, and M.J. McAllister (2018). Effects of carbohydrate and branched chain amino acid ingestion during upper-body resistance exercise on performance and post-exercise hormone response. Applied Physiology, Nutrition and Metabolism. 43(5), 504-509. DOI: 10.1139/apnm-2017-0563. PMID: 29244956.
• J.W. Smith, B.M. Krings*, T.J. Peterson*, J.A. Rountree*‡, and R.B. Zak, M.J. McAllister (2017). Ingestion of an amino acid electrolyte beverage during resistance exercise does not impact fluid shifts into muscle or performance. Sports. 5(36), 1-9. DOI: 10.3390/sports5020036. PMID: 29910396.
• B.M. Krings*, T.J. Peterson*, B.D. Shepherd*, M.J. McAllister, and J.W. Smith. (2017) Effects of carbohydrate ingestion and carbohydrate mouth rinse and on repeated sprint performance. International Journal of Sports Nutrition and Exercise Metabolism. 27(3), 104-112. DOI: 10.1123/ijsnem.2016-0321. PMID: 2818250.
• B.M. Krings*, J.A. Rountree*, M.J. McAllister, P.C. Cummings*, T.J. Peterson*‡, B.J. Fountain, and J.W. Smith (2016). Effects of acute carbohydrate ingestion on anaerobic exercise performance. Journal of the International Society of Sports Nutrition, 13(40), 1-11. DOI 10.1186/s12970-016-0152-9. PMID: 27843418.
• J.W. Smith, D.D. Pascoe, D.H. Passe, B.C. Ruby, L.K. Stewart, L.B. Baker, and J.J. Zachwieja (2013). Curvilinear dose-response relationship of carbohydrate (0-120 g·h-1) and performance. Medicine and Science in Sports and Exercise, 45(2): 336–341. DOI: 10.1249/MSS.0b013e31827205d1. PMID: 22968309.
• J.W. Smith, J.J. Zachwieja, F. Péronnet, D. Massicotte, C. Lavoie, D.D. Pascoe (2010). Fuel selection and cycling endurance performance with ingestion of 13C-glucose: Evidence of a carbohydrate dose-response. Journal of Applied Physiology, 108: 1520–1529. DOI: 10.1152/japplphysiol.91394.2008. PMID: 20299609.
• K. Osterberg, J.J. Zachwieja, and J.W. Smith (2008). Benefits of carbohydrate and carbohydrate + protein for cycling time-trial performance. Journal of Sports Sciences, 26(3): 227 – 233. DOI:10.1080/02640410701459730. PMID: 18074296.

Professional Affiliations

• American College of Sports Medicine
• Southeastern American College of Sports Medicine
• National Strength and Conditioning Association
• International Society of Sports Nutrition