Senior Scientist and Director
Nutrition, Exercise Physiology, and Sarcopenia Laboratory

Director, Human Studies
Jean Mayer USDA HNRCA at Tufts University
711 Washington Street
Boston, MA 02111-1524
Phone: (617) 556-3016
Fax: (617) 556-3083
E-mail: roger.fielding@tufts.edu

Ph.D., Nutrition
Gerald J. and Dorothy R. Friedman School of Nutrition Science and Policy at Tufts University

Professor of Nutrition, Gerald J. and Dorothy R. Friedman School of Nutrition Science and Policy at Tufts University
Professor of Medicine, Tufts University School of Medicine
Lecturer, Physical Medicine and Rehabilitation, Harvard Medical School, Department of Physical Medicine and Rehabilitation

Recent Publications

Choi SJ, Lim JY, Nibaldi EG, Phillips EM, Frontera WR, Fielding RA, Widrick JJ. Eccentric contraction-induced injury to type I, IIa, and IIa/IIx muscle fibers of elderly adults. Age (Dordr). 2012 Feb;34(1):215-26.

Reid KF, Fielding RA. Skeletal muscle power: a critical determinant of physical functioning in older adults. Exerc Sport Sci Rev. 2012 Jan;40(1):4-12.

Clark DJ, Fielding RA. Neuromuscular contributions to age-related weakness. J Gerontol A Biol Sci Med Sci. 2012 Jan;67(1):41-7.

Jacobson DL, Patel K, Siberry GK, Van Dyke RB, DiMeglio LA, Geffner ME, Chen JS, McFarland EJ, Borkowsky W, Silio M, Fielding RA, Siminski S, Miller TL; Pediatric HIV/AIDS Cohort Study. Body fat distribution in perinatally HIV-infected and HIV-exposed but uninfected children in the era of highly active antiretroviral therapy: outcomes from the Pediatric HIV/AIDS Cohort Study. Am J Clin Nutr. 2011 Dec;94(6):1485-95.

Marsh AP, Rejeski WJ, Espeland MA, Miller ME, Church TS, Fielding RA, Gill TM, Guralnik JM, Newman AB, Pahor M; LIFE Study Investigators. Muscle strength and BMI as predictors of major mobility disability in the Lifestyle Interventions and Independence for Elders pilot (LIFE-P). J Gerontol A Biol Sci Med Sci. 2011 Dec;66(12):1376-83.

Sparrow D, Gottlieb DJ, Demolles D, Fielding RA. Increases in muscle strength and balance using a resistance training program administered via a telecommunications system in older adults. J Gerontol A Biol Sci Med Sci. 2011 Nov;66(11):1251-7.

Fielding RA, Rejeski WJ, Blair S, Church T, Espeland MA, Gill TM, Guralnik JM, Hsu FC, Katula J, King AC, Kritchevsky SB, McDermott MM, Miller ME, Nayfield S, Newman AB, Williamson JD, Bonds D, Romashkan S, Hadley E, Pahor M; LIFE Research Group. The Lifestyle Interventions and Independence for Elders Study: design and methods. J Gerontol A Biol Sci Med Sci. 2011 Nov;66(11):1226-37.

Reid KF, Doros G, Clark DJ, Patten C, Carabello RJ, Cloutier GJ, Phillips EM, Krivickas LS, Frontera WR, Fielding RA. Muscle power failure in mobility-limited older adults: preserved single fiber function despite lower whole muscle size, quality and rate of neuromuscular activation. Eur J Appl Physiol. 2011 Oct 18. [Epub ahead of print]

Pasiakos SM, McClung HL, McClung JP, Margolis LM, Andersen NE, Cloutier GJ, Pikosky MA, Rood JC, Fielding RA, Young AJ. Leucine-enriched essential amino acid supplementation during moderate steady state exercise enhances postexercise muscle protein synthesis. Am J Clin Nutr. 2011 Sep;94(3):809-18.

Morley JE, Abbatecola AM, Argiles JM, Baracos V, Bauer J, Bhasin S, Cederholm T, Coats AJ, Cummings SR, Evans WJ, Fearon K, Ferrucci L, Fielding RA, Guralnik JM, Harris TB, Inui A, Kalantar-Zadeh K, Kirwan BA, Mantovani G, Muscaritoli M, Newman AB, Rossi-Fanelli F, Rosano GM, Roubenoff R, Schambelan M, Sokol GH, Storer TW, Vellas B, von Haehling S, Yeh SS, Anker SD; Society on Sarcopenia, Cachexia and Wasting Disorders Trialist Workshop. Sarcopenia with limited mobility: an international consensus. J Am Med Dir Assoc. 2011 Jul;12(6):403-9.

Chumlea WC, Cesari M, Evans WJ, Ferrucci L, Fielding RA, Pahor M, Studenski S, Vellas B; International Working Group on Sarcopenia Task Force Members.Sarcopenia: designing phase IIB trials. J Nutr Health Aging. 2011 Jun;15(6):450-5.

Fielding RA, Vellas B, Evans WJ, Bhasin S, Morley JE, Newman AB, Abellan van Kan G, Andrieu S, Bauer J, Breuille D, Cederholm T, Chandler J, De Meynard C, Donini L, Harris T, Kannt A, Keime Guibert F, Onder G, Papanicolaou D, Rolland Y, Rooks D, Sieber C, Souhami E, Verlaan S, Zamboni M. Sarcopenia: an undiagnosed condition in older adults. Current consensus definition: prevalence, etiology, and consequences. International working group on sarcopenia. J Am Med Dir Assoc. 2011 May;12(4):249-56.

Liu CK, Fielding RA. Exercise as an intervention for frailty. Clin Geriatr Med. 2011 Feb;27(1):101-10.

Rochon J, Bales CW, Ravussin E, Redman LM, Holloszy JO, Racette SB, Roberts SB, Das SK, Romashkan S, Galan KM, Hadley EC, Kraus WE; CALERIE Study Group. Design and conduct of the CALERIE study: comprehensive assessment of the long-term effects of reducing intake of energy. J Gerontol A Biol Sci Med Sci. 2011 Jan;66(1):97-108.

Clark DJ, Patten C, Reid KF, Carabello RJ, Phillips EM, Fielding RA. Muscle performance and physical function are associated with voluntary rate of neuromuscular activation in older adults. J Gerontol A Biol Sci Med Sci. 2011 Jan;66(1):115-21.