Nancy Williams
Professor and Head of Kinesiology
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Recreation Bldg
University Park, - niw1@psu.edu
- 814-865-1346
Research Summary
Exercise physiology, effects of alterations in energy balance on reproductive function, neuroendocrinology, metabolism, clinical issues pertaining to womens health and reproductive status.
Huck Affiliations
Links
Publication Tags
Exercise Therapeutics Polycystic Ovary Syndrome Weight Loss Oral Contraceptives Amenorrhea Life Style Estrogens Female Athlete Triad Syndrome Weights And Measures Health Bone And Bones Menstrual Cycle Caloric Restriction Return To Sport Androgens Haplorhini Progesterone Consensus Basal Metabolism San Francisco Fats Bone Density Clomiphene Energy MetabolismMost Recent Papers
Rationale and study design of an intervention of increased energy intake in women with exercise-associated menstrual disturbances to improve menstrual function and bone health
Nancy Williams, Rebecca Jane Mallinson, Mary Jane De Souza, 2019, Contemporary Clinical Trials Communications
Exercise and chemotherapy-induced amenorrhea
Katlynn M. Mathis, Kathleen Sturgeon, Renate Winkels, Joachim Wiskemann, Nancy Williams, Kathryn Schmitz, 2018, Medical Hypotheses on p. 49-53
Menstrual Disruption with Exercise Is Not Linked to an Energy Availability Threshold
Jay L. Lieberman, Mary Jane De Souza, David A. Wagstaff, Nancy Williams, 2018, Medicine and Science in Sports and Exercise on p. 551-561
Impact of hormonal contraception and weight loss on high-density lipoprotein cholesterol efflux and lipoprotein particles in women with polycystic ovary syndrome
Anuja Dokras, Martin Playford, Penny Margaret Kris-Etherton, Allen Kunselman, Christy M. Stetter, Nancy Williams, Carol Gnatuk, Stephanie Estes, David B. Sarwer, Kelly C. Allison, Christos Coutifaris, Nehal Mehta, Richard Legro, 2017, Clinical Endocrinology on p. 739-746
Unique effects of energy versus estrogen deficiency on multiple components of bone strength in exercising women
E. A. Southmayd, Rebecca Jane Mallinson, Nancy Williams, Daniel J. Mallinson, Mary Jane De Souza, 2017, Osteoporosis International on p. 1365-1376
Less-than-expected weight loss in normal-weight women undergoing caloric restriction and exercise is accompanied by preservation of fat-free mass and metabolic adaptations
K. Koehler, Mary Jane De Souza, Nancy Williams, 2017, European Journal of Clinical Nutrition on p. 365-371
The science of healthy menstruation in exercising women
Nancy Williams, Clara V. Etter, Jay L. Lieberman, 2017, Kinesiology Review on p. 78-90
Low resting metabolic rate in exercise-associated amenorrhea is not due to a reduced proportion of highly active metabolic tissue compartments
Karsten Koehler, Nancy Williams, Rebecca Jane Mallinson, Emily A. Southmayd, Heather C.M. Allaway, Mary Jane De Souza, 2016, American Journal of Physiology - Endocrinology and Metabolism on p. E480-E487
Weight loss and lowering androgens predict improvements in health-related quality of life in women with PCOS
Anuja Dokras, David B. Sarwer, Kelly C. Allison, Lauren Milman, Penny Margaret Kris-Etherton, Allen Kunselman, Christy M. Stetter, Nancy Williams, Carol Gnatuk, Stephanie Estes, Jennifer Anne Fleming, Christos Coutifaris, Richard Legro, 2016, Journal of Clinical Endocrinology and Metabolism on p. 2966-2974
Benefit of delayed fertility therapy with preconception weight loss over immediate therapy in obese women with PCOS
Richard Legro, William Dodson, Allen Kunselman, Christy M. Stetter, Penny Margaret Kris-Etherton, Nancy Williams, Carol Gnatuk, Stephanie Estes, Kelly C. Allison, David B. Sarwer, Michael P. Diamond, William D. Schlaff, Peter R. Casson, Gregory M. Christman, Kurt T. Barnhart, G. Wright Bates, Rebecca Usadi, Scott Lucidi, Valerie Baker, Heping Zhang, Esther Eisenberg, Christos Coutifaris, Anuja Dokras, 2016, Journal of Clinical Endocrinology and Metabolism on p. 2658-2666
High-Impact Papers
2014 Female Athlete Triad Coalition Consensus Statement on Treatment and Return to Play of the Female Athlete Triad
Mary Jane De Souza, Aurelia Nattiv, Elizabeth Joy, Madhusmita Misra, Nancy Williams, Rebecca Jane Mallinson, Jenna C. Gibbs, Marion Olmsted, Marci Goolsby, Gordon Matheson, 2014, British journal of sports medicine
High prevalence of subtle and severe menstrual disturbances in exercising women
Mary Jane De Souza, Rebecca Jane Mallinson, J. L. Scheid, E. O'Donnell, S. L. West, Nancy Williams, 2010, Human Reproduction on p. 491-503
Higher incidence of bone stress injuries with increasing female athlete triad-related risk factors
Michelle T. Barrack, Jenna C. Gibbs, Mary Jane De Souza, Nancy Williams, Jeanne F. Nichols, Mitchell J. Rauh, Aurelia Nattiv, 2014, American Journal of Sports Medicine on p. 949-958
Effects of aerobic exercise training on cognitive function and cortical vascularity in monkeys
I. J. Rhyu, J. A. Bytheway, S. J. Kohler, H. Lange, K. J. Lee, J. Boklewski, K. McCormick, Nancy Williams, G. B. Stanton, W. T. Greenough, J. L. Cameron, 2010, Neuroscience on p. 1239-1248
Maturation time of new granule cells in the dentate gyrus of adult macaque monkeys exceeds six months
Shawn J. Kohler, Nancy I. Williams, Gregory B. Stanton, Judy L. Cameron, William T. Greenough, 2011, Proceedings of the National Academy of Sciences of the United States of America on p. 10326-10331
The effects of metformin with lifestyle therapy in polycystic ovary syndrome
Gwinnett Ladson, William Dodson, Stephanie D. Sweet, Anthony E. Archibong, Allen Kunselman, Laurence Demers, Nancy Williams, Ponjola Coney, Richard Legro, 2011, Fertility and sterility
Randomized controlled trial of preconception interventions in infertile women with polycystic ovary syndrome
Richard Legro, William Dodson, Penny Margaret Kris-Etherton, Allen Kunselman, Christy M. Stetter, Nancy Williams, Carol Gnatuk, Stephanie Estes, Jennifer Anne Fleming, Kelly C. Allison, David B. Sarwer, Christos Coutifaris, Anuja Dokras, 2015, Journal of Clinical Endocrinology and Metabolism on p. 4048-4058
2014 female athlete triad coalition consensus statement on treatment and return to play of the female athlete triad
Mary Jane De Souza, Aurelia Nattiv, Elizabeth Joy, Madhusmita Misra, Nancy Williams, Rebecca Jane Mallinson, Jenna C. Gibbs, Marion Olmsted, Marci Goolsby, Gordon Matheson, 2014, Clinical Journal of Sport Medicine on p. 96-119
Elevated PYY is associated with energy deficiency and indices of subclinical disordered eating in exercising women with hypothalamic amenorrhea
Jennifer L. Scheid, Nancy Williams, Sarah L. West, Jaci L. VanHeest, Mary Jane De Souza, 2009, Appetite on p. 184-192
Estrogen and progesterone exposure is reduced in response to energy deficiency in women aged 25-40 years
Nancy Williams, J. L. Reed, H. J. Leidy, Richard Legro, Mary Jane De Souza, 2010, Human Reproduction on p. 2328-2339