Articles

Effects of coffee and caffeine anhydrous on strength and sprint performance

Authors: Eric T Trexler, Erica J Roelofs, Katie R Hirsch, Meredith G Mock and Abbie E Smith-Ryan

Observational case study - Vitamin 25(OH)D status of professional basketball players and its impact on athletic performance and recovery

Authors: Marc Bubbs

Genetic variation related to caffeine metabolism or response during exercise

Authors: Nanci S Guest, Joseph Jamnik, Christopher Womack and Ahmed El-Sohemy

Muscle proportionality: The proportionality of skeletal muscle before and after intervention

Authors: Brian A Jones and Robert T Davidson

A comparison of resting energy prediction equations in young recreationally active women

Authors: J Kisiolek, K Schultz, J Luedke, MT Jones, J M Oliver and AR Jagim

Effects of acute ingestion of a multi-ingredient pre-workout supplement on lower body power and anaerobic sprint performance

Authors: AR Jagim, G Wright, K Schultz, C St Antoine, MT Jones and J M Oliver

Significant enhancement in the rate of body mass and lean body mass gains with supplementation of a bio-active peptide in conjunction with eight weeks of resistance training: a prospective, double-blind, placebo controlled randomized trial

Authors: Patrick L Jacobs

Chronic supplementation of a mushroom blend on oxygen kinetics, peak power, and time to exhaustion

Authors: Katie R Hirsch, Meredith G Mock, Erica J Roelofs, Eric T Trexler and Abbie E Smith-Ryan

The effects of creatine monohydrate supplementation on creatine transporter activity and creatine metabolism in resistance trained males

Authors: Tom Andre, Sarah McKinley-Barnard, Josh Gann and Darryn Willoughby

The effects of alpha-glycerylphosphorylcholine, caffeine or placebo on markers of mood, cognitive function, power, speed, and agility

Authors: Adam G Parker, Allyn Byars, Martin Purpura and Ralf Jäger

The effects of a botanical anti-inflammatory nutritional supplement while participating in a resistance training program on indices of body composition and metabolic, cardiovascular, muscular, and hemodynamic function in obese females

Authors: Sarah McKinley-Barnard, Josh Gann, Tom Andre, Erika Knue and Darryn S Willoughby

Effects of macronutrient intake on fuel utilization: potential sex differences

Authors: Meredith G Mock, Katie R Hirsch, Erica J Roelofs, Eric T Trexler and Abbie E Smith-Ryan

Effects of probiotic supplementation on markers of skeletal muscle damage, perceived recovery and athletic performance after an intense single leg training bout

Authors: Ralf Jäger, Kevin Shields, Matthew Sharp, Jeremey Partl, Jacob M Wilson, Ryan P Lowery, Eduardo O De Souza, Chase Holmer and Martin Purpura

A multi-ingredient containing, proteins, carbohydrate and creatine does not attenuate humoral immune response or performance decrease compared to carbohydrate during resistance training

Authors: Nadia Ashrafi, Marcos Seijo, Frank Pullen, Birthe V Nielsen, Joshua Smith, Christian Wilkinson, Yue Fu, Jack Miller, Eneko Larumbe-Zabala and Fernando Naclerio

Effect of post-exercise ingestion of different molecular weight carbohydrate solutions. Part III: Power output during a subsequent resistance training bout

Authors: Leighsa E Van Eck, Anthony L Almada, Margaret T Jones, Andrew Jagim, Joel Mitchell and Jonathan M Oliver

Effect of post-exercise ingestion of different molecular weight carbohydrate solutions. Part II: The incretin response

Authors: Anthony J Anzalone, Anthony L Almada, Leighsa E Van Eck, Margaret T Jones, Andrew R Jagim, Joel B Mitchell, Meena Shah and Jonathan M Oliver

Effect of post-exercise ingestion of different molecular weight carbohydrate solutions. Part 1: The glucose and insulin response

Authors: Anthony L Almada, Leighsa E Van Eck, Meena Shah, Margaret T Jones, Andrew Jagim, Ryan Dalton, Joel Mitchell and Jonathan M Oliver

Acute hemodynamic effects of a multi-ingredient performance supplement on brachial artery vasodilation and blood flow volume following elbow flexion exercise in healthy young men

Authors: Roxanne M Vogel, Jordan M Joy, Paul H Falcone, Matt M Mosman, Aaron C Tribby, Chad M Hughes, Jonathan D Griffin, Schyler B Tabor, Dylan J LeFever, Stephen B McCaughey, Michael P Kim and Jordan R Moon

Effects of shift type, job position and a rigorous work period on physical- and performance-related attributes in female nursing workers

Authors: Brennan J Thompson, Victoria K Banuelas, Chibuzo Akalonu, Matt S Stock and Dean Diersing

Digestive enzymes reduce quality differences between plant and animal proteins: a double-blind crossover study

Authors: Julie Minevich, Mark A Olson, Joseph P Mannion, Jaroslav H Boublik, Josh O McPherson, Ryan P Lowery, Kevin Shields, Matthew Sharp, Eduardo O De Souza, Jacob M Wilson, Martin Purpura and Ralf Jäger

Powdered tart cherry supplementation surrounding a single bout of intense resistance exercise demonstrates potential attenuation of recovery strength decrement with no definitive oxidative or inflammatory effect

Authors: K Levers, R Dalton, E Galvan, C Goodenough, A O'Connor, S Simbo, N Barringer, S Mertens-Talcott, C Rasmussen, M Greenwood and R Kreider

The effect of a pre-workout supplement on power performance

Authors: Nic Martinez, Bill Campbell, Ryan Colquhoun, Dominic Cochrane, Madison Franek, Daniel Bove, Jeff Dolan, Laura Buchanan, Mallory Johnson, Courtney St Louis, Priscilla Lamadrid, Paul Hinebaugh, Ashkan Attarzadeh and Allison Pingel

The anabolic skeletal muscle response to acute resistance exercise is not impaired in rats fed a ketogenic diet

Authors: C Brooks Mobley, Angelia M Holland, Wesley C Kephart, Ryan P Lowery, Petey W Mumford, Anna E McCloskey, Joshua J Shake, Paulo Mesquita, Jacob M Wilson and Michael D Roberts

Ten weeks of branched chain amino acid supplementation improves select performance and immunological variables in trained cyclists

Authors: Wesley C Kephart, Taylor D Wachs, R Mac Thompson, C Brooks Mobley, Carlton D Fox, James R McDonald, Brian S Ferguson, Kaelin C Young, Ben Nie, Jeffrey S Martin, Joseph M Company, David D Pascoe, Robert D Arnold, Jordan R Moon and Michael D Roberts

A comparison of raw citrulline and citrulline peptide for increasing exercise-induced vasodilation and blood flow

Authors: Jordan M Joy, Roxanne M Vogel, Paul H Falcone, Matt M Mosman, Aaron C Tribby, Chad M Hughes, Jonathan D Griffin, Schyler B Tabor, Dylan J LeFever, Stephen B McChaughey, Michael P Kim and Jordan R Moon

Effects of matching diet type to obesity-related genotype on body composition changes in women during a six-month resistance-exercise training and walking program

Authors: A Coletta, B Sanchez, A O'Connor, R Dalton, S Springer, M Koozehchian, YP Jung, S Simbo, M Cho, C Goodenough, A Reyes, R Sowinski, L Wilkins, C Rasmussen and RB Kreider

The benefits of inositol-stabilized arginine silicate as a workout ingredient

Authors: S Rood-Ojalvo, D Sandler, E Veledar and J Komorowski

The effect of meal composition on postprandial glucagon-like peptide-1 response in overweight/obese participants

Authors: Brian Franklin, Beverley Adams-Huet, Melody Phillips, Joel Mitchell, Brooke Bouza, Manall Jaffery, Alex Villanueva, Shane Jenke, Justin Repshas, Leighsa Brace, Henry Aleck, Aaron Caldwell, Elizabeth Sanders, Lyn Dart and Meena Shah

Acute hemodynamic effects of L-arginine, arginine nitrate, and arginine peptide on exercise-induced vasodilation and blood flow in healthy men

Authors: Paul H Falcone, Jordan M Joy, Roxanne M Vogel, Matt M Mosman, Aaron C Tribby, Chad M Hughes, Jonathan D Griffin, Schyler B Tabor, Dylan J LeFever, Stephen B McCaughey, Michael P Kim and Jordan R Moon

Effects of 8 weeks of Stealth^® supplementation on body composition, muscle strength and mass, markers of satellite cell activation, and clinical safety markers in males

Authors: Micheil B Spillane, Neil A Schwarz and Darryn S Willoughby

Short-term powdered tart cherry supplementation encircling an acute endurance challenge potentially increases running performance and attenuates post-race markers of inflammation

Authors: A O'Connor, K Levers, R Dalton, E Galvan, C Goodenough, S Simbo, S Mertens-Talcott, C Rasmussen, M Greenwood and R Kreider

Safety and efficacy of a pre-wrkout dietary supplement with and without synephrine

Authors: R Dalton, YP Jung, C Rasmussen, P Murano, CP Earnest and RB Kreider

Exercise and calorie information on menus is not enough to improve food choices in Hispanic adults

Authors: Brooke Bouza, Jessica Fellow, Maxine Lorenz, Lauren Rutledge, Manall Jaffery, Beverley Adams-Huet, Lyn Dart, Phil Esposito and Meena Shah

A review on effects of conjugated linoleic fatty acid (CLA) upon body composition and energetic metabolism

Conjugated linoleic acid (CLA) is highly found in fats from ruminants and it appears to favorably modify the body composition and cardiometabolic risk factors. The capacity of CLA to reduce the body fat levels...

Authors: Tatiana Ederich Lehnen, Marcondes Ramos da Silva, Augusto Camacho, Aline Marcadenti and Alexandre Machado Lehnen

The effects of supplementation with P-Synephrine alone and in combination with caffeine on resistance exercise performance

Little is known concerning the potential ergogenic effects of p-synephrine supplementation. Therefore, the purpose of the present study was to examine the effects of supplementation with p-synephrine alone and in...

Authors: Nicholas A. Ratamess, Jill A. Bush, Jie Kang, William J. Kraemer, Sidney J. Stohs, Vincenzo G. Nocera, Megan D. Leise, Keith B. Diamond and Avery D. Faigenbaum

Null effect of ginsenoside Rb1 on improving glycemic status in men during a resistance training recovery

Ginsenoside Rb1, a principle active ingredients of Panax ginseng, has been shown to lower blood glucose in animals and increase insulin secretion in cultured insulinoma cells. The aim of this study was to determi...

Authors: Wei-Hsiang Chang, Ying-Lan Tsai, Chih-Yang Huang, City C. Hsieh, Rungchai Chaunchaiyakul, Yu Fang, Shin-Da Lee and Chia-Hua Kuo

Plausible ergogenic effects of vitamin D on athletic performance and recovery

The purpose of this review is to examine vitamin D in the context of sport nutrition and its potential role in optimizing athletic performance. Vitamin D receptors (VDR) and vitamin D response elements (VDREs)...

Authors: Dylan T. Dahlquist, Brad P. Dieter and Michael S. Koehle

Effects of oral phosphatidic acid feeding with or without whey protein on muscle protein synthesis and anabolic signaling in rodent skeletal muscle

Phosphatidic acid (PA) is a diacyl-glycerophospholipid that acts as a signaling molecule in numerous cellular processes. Recently, PA has been proposed to stimulate skeletal muscle protein accretion, but mecha...

Authors: C. Brooks Mobley, Troy A. Hornberger, Carlton D. Fox, James C. Healy, Brian S. Ferguson, Ryan P. Lowery, Rachel M. McNally, Christopher M. Lockwood, Jeffrey R. Stout, Andreas N. Kavazis, Jacob M. Wilson and Michael D. Roberts

The efficacy of a β-hydroxy-β-methylbutyrate supplementation on physical capacity, body composition and biochemical markers in elite rowers: a randomised, double-blind, placebo-controlled crossover study

β-hydroxy-β-methylbutyric acid (HMB) is an interesting supplement in sports. However, literature sources present a limited number of studies that verify the efficacy of HMB intake over a longer time period amo...

Authors: Krzysztof Durkalec-Michalski and Jan Jeszka

International society of sports nutrition position stand: Beta-Alanine

The International Society of Sports Nutrition (ISSN) provides an objective and critical review of the mechanisms and use of beta-alanine supplementation. Based on the current available literature, the conclusi...

Authors: Eric T. Trexler, Abbie E. Smith-Ryan, Jeffrey R. Stout, Jay R. Hoffman, Colin D. Wilborn, Craig Sale, Richard B. Kreider, Ralf Jäger, Conrad P. Earnest, Laurent Bannock, Bill Campbell, Douglas Kalman, Tim N. Ziegenfuss and Jose Antonio

Rhabdomyolysis and exercise-associated hyponatremia in ultra-bikers and ultra-runners

Exercise-associated hyponatremia (EAH), rhabdomyolysis and renal failure appear to be a unique problem in ultra-endurance racers.

Authors: Daniela Chlíbková, Beat Knechtle, Thomas Rosemann, Ivana Tomášková, Jan Novotný, Alena Žákovská and Tomáš Uher

21 days of mammalian omega-3 fatty acid supplementation improves aspects of neuromuscular function and performance in male athletes compared to olive oil placebo

Omega-3 polyunsaturated fatty acids (N-3) are essential nutrients for human health and integral components of neural tissues. There is evidence that N-3 supplementation may benefit exercise performance, howeve...

Authors: Evan J. H. Lewis, Peter W. Radonic, Thomas M. S. Wolever and Greg D. Wells

Combined L-citrulline and glutathione supplementation increases the concentration of markers indicative of nitric oxide synthesis

Nitric oxide (NO) is endogenously synthesized from L-arginine and L-citrulline. Due to its effects on nitric oxide synthase (NOS), reduced glutathione (GSH) may protect against the oxidative reduction of NO. T...

Authors: Sarah McKinley-Barnard, Tom Andre, Masahiko Morita and Darryn S. Willoughby

Effects of a moderate intake of beer on markers of hydration after exercise in the heat: a crossover study

Exercise in the heat causes important water and electrolytes losses through perspiration. Optimal rehydration is crucial to facilitate the recuperation process after exercise. The aim of our study was to exami...

Authors: David Jiménez-Pavón, Mónica Sofía Cervantes-Borunda, Ligia Esperanza Díaz, Ascensión Marcos and Manuel J. Castillo

Sodium bicarbonate intake improves high-intensity intermittent exercise performance in trained young men

Sodium bicarbonate intake has been shown to improve exercise tolerance, but the effects on high-intensity intermittent exercise are less clear. Thus, the aim of the present study was to determine the effect of...

Authors: Peter Krustrup, Georgios Ermidis and Magni Mohr

Erratum to: The influence of a CYP1A2 polymorphism on the ergogenic effects of caffeine

Authors: Christopher J Womack, Michael J Saunders, Marta K Bechtel, David J Bolton, Michael Martin, Nicholas D Luden, Wade Dunham and Melyssa Hancock

The effects of acute garlic supplementation on the fibrinolytic and vasoreactive response to exercise

The purpose of this project was to examine the effects of acute garlic supplementation on fibrinolysis and vasoreactivity both at rest and following maximal exercise.

Authors: C. J. Womack, D. J. Lawton, L. Redmond, M. K. Todd and T. A. Hargens

Influence of a montmorency cherry juice blend on indices of exercise-induced stress and upper respiratory tract symptoms following marathon running—a pilot investigation

Prolonged exercise, such as marathon running, has been associated with an increase in respiratory mucosal inflammation. The aim of this pilot study was to examine the effects of Montmorency cherry juice on mar...

Authors: Lygeri Dimitriou, Jessica A Hill, Ahmed Jehnali, Joe Dunbar, James Brouner, Malachy P. McHugh and Glyn Howatson

Hydration status and fluid intake of urban, underprivileged South African male adolescent soccer players during training

Poor hydration compromises performance and heightens the risk of heat stress which adolescents are particularly susceptible to as they produce comparatively larger amount of metabolic heat during exercise. Thi...

Authors: Reno Eron Gordon, Susanna Maria Kassier and Chara Biggs

A nutrition and conditioning intervention for natural bodybuilding contest preparation: case study

Bodybuilding competitions are becoming increasingly popular. Competitors are judged on their aesthetic appearance and usually exhibit a high level of muscularity and symmetry and low levels of body fat. Common...

Authors: Scott Lloyd Robinson, Anneliese Lambeth-Mansell, Gavin Gillibrand, Abbie Smith-Ryan and Laurent Bannock