Nancy Williams

Professor and Head of Kinesiology

Nancy Williams

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

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Publication Tags

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Female Athlete Triad Syndrome Therapeutics Bone Density Randomized Controlled Trials Health Weight Loss Oral Contraceptives Bone And Bones Return To Sport Polycystic Ovary Syndrome Consensus Exercise Androgens Weight Metabolic Bone Diseases Athletes Sports San Francisco Amenorrhea Energy Intake Oral Contraceptive Congresses Control Groups Physicians Oligomenorrhea

Most Recent Publications

Body Dissatisfaction is Associated with Low Self-Reported Energy Availability and Reduced Aerobic Fitness but not with Metabolic Alterations in Young, Exercising Women

K Koehler, R Malinson, H Allaway, Nancy Williams, M De Souza,

High Body Dissatisfaction is Associated with Higher BMI, Reduced Aerobic Fitness, Restrained Eating Behavior, and Low Energy Availability in Young

K Koehler, R Malinson, H Allaway, Nancy Williams, M De Souza,

Prune supplementation for 12 months alters the gut microbiome in postmenopausal women

Abigayle M.R. Simpson, Mary Jane De Souza, Janhavi Damani, Connie Rogers, Nancy I. Williams, Connie Weaver, Mario G. Ferruzzi, Sydney Chadwick-Corbin, Cindy H. Nakatsu, 2022, Food and Function on p. 12316-12329

Moderate Weight Loss is associated with Reductions in LH Pulse Frequency and Increases in 24-hour Cortisol with no change in Perceived Stress in Young Ovulatory Women

K Ruffing, K Koltun, Mary Jane De Souza, Nancy I. Williams, 2022, Physiology and Behavior on p. 113885

Prunes preserve hip bone mineral density in a 12-month randomized controlled trial in postmenopausal women: the Prune Study

Mary Jane De Souza, Nicole C.A. Strock, Nancy I. Williams, Hang Lee, Kristen J. Koltun, Connie Rogers, Mario G. Ferruzzi, Cindy H. Nakatsu, Connie Weaver, 2022, American Journal of Clinical Nutrition on p. 897-910

Bone mineral density in response to increased energy intake in exercising women with oligomenorrhea/amenorrhea: The REFUEL randomized controlled trial

Mary Jane De Souza, E Ricker, Rebecca J. Mallinson, Heather C.M. Allaway, Allaway HCM, K Koltun, Strock NCA, Nicole C.A. Strock, J Gibbs, P Kuruppumullage Don, Nancy Williams, 2022, American Journal of Clinical Nutrition on p. 1457-1472

Rationale and study design of Randomized Controlled Trial of Dietary Supplementation with prune (dried plums) on bone density, geometry, and estimated bone strength in postmenopausal women: The Prune study

Mary Jane De Souza, Strock NCA, Nicole C.A. Strock, Connie Jo Rogers, Nancy Williams, M Ferruzzi, C Nakatsu, Abigayle M.R. Simpson, Simpson AMR, C Weaver, 2022, Contemporary Clinical Trials Communications on p. 100941

The Path Towards Progress: A Critical Review to Advance the Science of the Female and Male Athlete Triad and Relative Energy Deficiency in Sport

Mary Jane De Souza, Nicole C.A. Strock, Emily A. Ricker, Kristen J. Koltun, Michelle Barrack, Elizabeth Joy, Aurelia Nattiv, Mark Hutchinson, Madhusmita Misra, Nancy I. Williams, 2022, Sports Medicine on p. 13-23

Association of diet quality and hormonal status in exercising women with menstrual disturbances

Karolina Łagowska, Nicole C.A. Strock, Kristen J. Koltun, Nancy I. Williams, Mary Jane De Souza, 2022, Applied Physiology, Nutrition and Metabolism on p. 1085-1095

Randomised Controlled Trial of the Effects of Increased Energy Intake on Menstrual Recovery in Exercising Women with Menstrual Disturbances: The ‘REFUEL’ Study

Mary Jane De Souza, Rebecca J. Mallinson, Nicole C.A. Strock, Kristen J. Koltun, Marion P. Olmsted, Emily A. Ricker, Jennifer L. Scheid, Heather C. Allaway, Daniel J. Mallinson, Prabhani Kuruppumullage Don, Nancy Williams, 2021, Obstetrical and Gynecological Survey on p. 669-671

Most-Cited Papers

2014 Female Athlete Triad Coalition Consensus Statement on Treatment and Return to Play of the Female Athlete Triad: 1st International conference held in San Francisco, California, May 2012 and 2nd International conference held in Indianapolis, Indiana, May 2013

Mary Jane De Souza, Aurelia Nattiv, Elizabeth Joy, Madhusmita Misra, Nancy I. Williams, Rebecca J. Mallinson, Jenna C. Gibbs, Marion Olmsted, Marci Goolsby, Gordon Matheson, 2014, British Journal of Sports Medicine on p. 289

Higher incidence of bone stress injuries with increasing female athlete triad-related risk factors: A prospective multisite study of exercising girls and women

Michelle T. Barrack, Jenna C. Gibbs, Mary Jane De Souza, Nancy I. Williams, Jeanne F. Nichols, Mitchell J. Rauh, Aurelia Nattiv, 2014, The Journal of sports medicine on p. 949-958

Prevalence of individual and combined components of the female athlete triad

Jenna C. Gibbs, Nancy I. Williams, Mary Jane De Souza, 2013, Medicine and Science in Sports and Exercise on p. 985-996

Randomized controlled trial of preconception interventions in infertile women with polycystic ovary syndrome

Richard S. Legro, William C. Dodson, Penny M. Kris-Etherton, Allen R. Kunselman, Christy M. Stetter, Nancy I. Williams, Carol L. Gnatuk, Stephanie J. Estes, Jennifer 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: 1st international conference held in San Francisco, CA, May 2012, and 2nd international conference held in Indianapolis, IN, May 2013

Mary Jane De Souza, Aurelia Nattiv, Elizabeth Joy, Madhusmita Misra, Nancy I. Williams, Rebecca J. Mallinson, Jenna C. Gibbs, Marion Olmsted, Marci Goolsby, Gordon Matheson, 2014, Clinical Journal of Sport Medicine on p. 96-119

2014 female athlete triad coalition consensus statement on treatment and return to play of the female athlete triad

Elizabeth Joy, Mary Jane De Souza, Aurelia Nattiv, Madhusmita Misra, Nancy I. Williams, Rebecca J. Mallinson, Jenna C. Gibbs, Marion Olmsted, Marci Goolsby, Gordon Matheson, Michelle Barrack, Louise Burke, Barbara Drinkwater, Connie Lebrun, Anne B. Loucks, Margo Mountjoy, Jeanne Nichols, Jorunn Sundgot Borgen, 2014, Current Sports Medicine Reports on p. 219-231

Magnitude of daily energy deficit predicts frequency but not severity of menstrual disturbances associated with exercise and caloric restriction

Nancy I. Williams, Heather J. Leidy, Brenna R. Hill, Jay L. Lieberman, Richard S. Legro, Mary Jane De Souza, 2015, American Journal of Physiology on p. E29-E39

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 M. Kris-Etherton, Allen R. Kunselman, Christy M. Stetter, Nancy I. Williams, Carol L. Gnatuk, Stephanie J. Estes, Jennifer Fleming, Christos Coutifaris, Richard S. 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 S. Legro, William C. Dodson, Allen R. Kunselman, Christy M. Stetter, Penny M. Kris-Etherton, Nancy I. Williams, Carol L. Gnatuk, Stephanie J. 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

Low bone density risk is higher in exercising women with multiple triad risk factors

Jenna C. Gibbs, Aurelia Nattiv, Michelle T. Barrack, Nancy I. Williams, Mitchell J. Rauh, Jeanne F. Nichols, Mary Jane De Souza, 2014, Medicine and Science in Sports and Exercise on p. 167-176