Original Research
Open Access
Association of Vitamin D Supplementation in Cardiorespiratory Fitness and Muscle Strength in Adult Twins: A Randomized Controlled Trial
Jeane Franco Pires Medeiros, Michelle Vasconcelos de Oliveira Borges, Aline Alves Soares, Elys Costa de Sousa, José Ronaldo Ribeiro da Costa, Weberthon Alessanderson Costa Silva, Magnus Vinícius Bezerra de Sousa, Vivian Nogueira Silbiger, Paulo Moreira Silva Dantas, André Ducati Luchessi
Page: 2–7
DOI: 10.1123/ijsnem.2021-0060
Astaxanthin Supplementation Increases Glutathione Concentrations but Does Not Impact Fat Oxidation During Exercise in Active Young Men
Matthew J. McAllister, Joni A. Mettler, Kyle Patek, Matthew Butawan, Richard J. Bloomer
Page: 8–15
DOI: 10.1123/ijsnem.2021-0138
CYP1A2 Genotype Polymorphism Influences the Effect of Caffeine on Anaerobic Performance in Trained Males
Shahin Minaei, Morteza Jourkesh, Richard B. Kreider, Scott C. Forbes, Tacito P. Souza-Junior, Steven R. McAnulty, Douglas Kalman
Page: 16–21
DOI: 10.1123/ijsnem.2021-0090
Single and Serial Carbohydrate Mouth Rinsing Do Not Improve Yo-Yo Intermittent Recovery Test Performance in Soccer Players
Rafaela Nehme, Flávia M.S. de Branco, Públio F. Vieira, Ana Vitória C. Guimarães, Gederson K. Gomes, Gabriela P. Teixeira, Pedro H. Rodrigues, Leonardo M. de Castro Junior, Guilherme M. Puga, Bryan Saunders, Erick P. de Oliveira
Page: 22–29
DOI: 10.1123/ijsnem.2021-0174
Increased Fat Oxidation During Arm Cycling Exercise in Adult Men With Spinal Cord Injury Compared With Noninjured Controls
Soraya Martín-Manjarrés, Carlos Rodríguez-López, María Martín-García, Sara Vila-Maldonado, Cristina Granados, Esmeralda Mata, Ángel Gil-Agudo, Irene Rodríguez-Gómez, Ignacio Ara
Page: 30–40
DOI: 10.1123/ijsnem.2021-0143
Widespread Supplement Intake and Use of Poor Quality Information in Elite Adolescent Swiss Athletes
Samuel Mettler, Georgette Lehner, Gareth Morgan
Page: 41–48
DOI: 10.1123/ijsnem.2021-0043
Scholarly Review
Open Access
Making Sense of Muscle Protein Synthesis: A Focus on Muscle Growth During Resistance Training
Oliver C. Witard, Laurent Bannock, Kevin D. Tipton
Page: 49–61
DOI: 10.1123/ijsnem.2021-0139