International Journal of Sport Nutrition and Exercise Metabolism, Volume 31, 2021, Issue 4


Lead Article

Open Access
Individual Participant Data Meta-Analysis Provides No Evidence of Intervention Response Variation in Individuals Supplementing With Beta-Alanine
Gabriel Perri Esteves, Paul Swinton, Craig Sale, Ruth M. James, Guilherme Giannini Artioli, Hamilton Roschel, Bruno Gualano, Bryan Saunders, Eimear Dolan
Page: 305–313
DOI: 10.1123/ijsnem.2021-0038

Rapid Communication

Open Access
Dietary Intake and Gastrointestinal Integrity in Runners Undertaking High-Intensity Exercise in the Heat
Naroa Etxebarria, Nicole A. Beard, Maree Gleeson, Alice Wallett, Warren A. McDonald, Kate L. Pumpa, David B. Pyne
Page: 314–320
DOI: 10.1123/ijsnem.2020-0367

Original Research

Habitual Caffeine Consumption Does Not Interfere With the Acute Caffeine Supplementation Effects on Strength Endurance and Jumping Performance in Trained Individuals
Vitor de Salles Painelli, Emerson L. Teixeira, Bruno Tardone, Marina Moreno, Jonatas Morandini, Victória H. Larrain, Flávio O. Pires
Page: 321–328
DOI: 10.1123/ijsnem.2020-0363

The Impact of Low Energy Availability on Nonexercise Activity Thermogenesis and Physical Activity Behavior in Recreationally Trained Adults
Alexandra Martin, Hande Hofmann, Clemens Drenowatz, Birgit Wallmann-Sperlich, Billy Sperlich, Karsten Koehler
Page: 329–336
DOI: 10.1123/ijsnem.2021-0029

Disordered Eating, Development of Menstrual Irregularity, and Reduced Bone Mass Change After a 3-Year Follow-Up In Female Adolescent Endurance Runners
Michelle T. Barrack, Marta D. Van Loan, Mitchell Rauh, Jeanne F. Nichols
Page: 337–344
DOI: 10.1123/ijsnem.2021-0011

Effect of Predicted Versus Measured Thoracic Gas Volume on Body Fat Percentage in Young Adults
Jeremy B. Ducharme, Ann L. Gibson, Christine M. Mermier
Page: 345–349
DOI: 10.1123/ijsnem.2020-0342

Scholarly Review

Open Access
Acute Effect of Citrulline Malate on Repetition Performance During Strength Training: A Systematic Review and Meta-Analysis
Fredrik Tonstad Vårvik, Thomas Bjørnsen, Adam M. Gonzalez
Page: 350–358
DOI: 10.1123/ijsnem.2020-0295

Effect of Exercising in the Heat on Intestinal Fatty Acid-Binding Protein, Endotoxins, and Lipopolysaccharide-Binding Protein Markers in Trained Athletic Populations: A Systematic Literature Review
Alice Wallett, Julien D. Périard, Philo Saunders, Andrew McKune
Page: 359–368
DOI: 10.1123/ijsnem.2021-0040

Quality Control of Protein Supplements: A Review
Bruno Ruiz Brandão da Costa, Rafaela Rocha Roiffé, Márcia Nogueira da Silva de la Cruz
Page: 369–379
DOI: 10.1123/ijsnem.2020-0287

Letter to the Editor

Open Access
Commentary in Response to “A Review of Nonpharmacological Strategies in the Treatment of Relative Energy Deficiency in Sport”
Nicole C.A. Strock, Kristen J. Koltun, Emily A. Ricker
Page: 380–382
DOI: 10.1123/ijsnem.2021-0084

Open Access
Embracing Change: The Evolving Science of Relative Energy Deficiency in Sport
Megan A. Kuikman, Margo Mountjoy, Trent Stellingwerff, Jamie F. Burr
Page: 383–384
DOI: 10.1123/ijsnem.2021-0083

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