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Full-Text Articles in Life Sciences

The Short-Term Effect Of Whole Body Vibration Training On Physical Capabilities On Active Young Recreational Athletes, Esteban Martinez Ballester, Ivan Chulvi Dr Nov 2011

The Short-Term Effect Of Whole Body Vibration Training On Physical Capabilities On Active Young Recreational Athletes, Esteban Martinez Ballester, Ivan Chulvi Dr

International Journal of Exercise Science: Conference Proceedings

In recent years, whole body vibration (WBV) has been the subject of a great amount of research towards improving physical capabilities as a postactivation potentiation because the muscle spindle’s sensitivity can be increased (Rittweger, 2010). Typically, WBV is realized by the subject above the platform in squat position while the platform oscillates at differences intensities and amplitudes. Previous reports have shown that WBV produces preconditioning effects that lead an increase of power and flexibility (Jacobs & Burns, 2009), but controversial data exists that have shown no positive effect if an optimal dosage is not used in a controlled manner (Wilcock …


Isokinetic Muscle Strength And Fatigue Evaluation Following A Combined Aerobic And Resistance Training Program On A Gravity Independent Flywheel Device, Joshua A. Cotter, Tomasz Owerkowicz, Alvin M. Yu, Marinelle L. Camilon, Theresa Hoang, Per A. Tesch, Vincent J. Caiozzo, Gregory R. Adams Nov 2011

Isokinetic Muscle Strength And Fatigue Evaluation Following A Combined Aerobic And Resistance Training Program On A Gravity Independent Flywheel Device, Joshua A. Cotter, Tomasz Owerkowicz, Alvin M. Yu, Marinelle L. Camilon, Theresa Hoang, Per A. Tesch, Vincent J. Caiozzo, Gregory R. Adams

International Journal of Exercise Science: Conference Proceedings

Exposure to microgravity imposes changes on the musculoskeletal and cardiovascular systems leading to decreases in aerobic capacity, muscular strength, and muscular fatigue (1). Anti-gravity muscles, those that play a postural role in a standard gravity environment such as the soleus and quadriceps, are most affected by microgravity (2) with nearly all musculature affected with extended spaceflight (3). The multi-mode exercise device (M-MED) is a gravity independent device that provides both high force resistance type and low force aerobic type modes of exercise. Consequently, the M-MED has the ability to enhance both skeletal muscle function through resistance training exercises as well …


Transcranial Direct Current Stimulation’S Effect On Novice Versus Experienced Learning, L. M. Bullard, E. S. Browning, Vincent P. Clark, Brian A. Coffman, Christopher M. Garcia, R. E. Jung, A. J. Van Der Merwe, K. M. Paulson, A. A. Vakhtin, C. L. Wootton, Michael Patrick Weisend Aug 2011

Transcranial Direct Current Stimulation’S Effect On Novice Versus Experienced Learning, L. M. Bullard, E. S. Browning, Vincent P. Clark, Brian A. Coffman, Christopher M. Garcia, R. E. Jung, A. J. Van Der Merwe, K. M. Paulson, A. A. Vakhtin, C. L. Wootton, Michael Patrick Weisend

Wright State Research Institute Publications

Transcranial direct current stimulation (TDCS) is a non-invasive form of brain stimulation applied via a weak electrical current passed between electrodes on the scalp. In recent studies, TDCS has been shown to improve learning when applied to the prefrontal cortex (e.g., Kincses et al. in Neuropsychologia 42:113–117, 2003; Clark et al. Neuroimage in 2010). The present study examined the effects of TDCS delivered at the beginning of training (novice) or after an hour of training (experienced) on participants’ ability to detect cues indicative of covert threats. Participants completed two 1-h training sessions. During the first 30 min of each training …


Effects Of Training And Testosterone On Muscle-Fiber Types And Locomotor Performance In Male Six-Lined Racerunners (Aspidoscelis Sexlineata), Jennifer L. O'Conner, Lance D. Mcbrayer, Timothy E. Higham, Jerry F. Husak, Ignacio T. Moore, David C. Rostal Jul 2011

Effects Of Training And Testosterone On Muscle-Fiber Types And Locomotor Performance In Male Six-Lined Racerunners (Aspidoscelis Sexlineata), Jennifer L. O'Conner, Lance D. Mcbrayer, Timothy E. Higham, Jerry F. Husak, Ignacio T. Moore, David C. Rostal

Department of Biology Faculty Publications

Testosterone (T) is thought to affect a variety of traits important for fitness, including coloration, the size of sexual ornaments, aggression, and locomotor performance. Here, we investigated the effects of experimentally elevated T and locomotor training on muscle physiology and running performance in a nonterritorial male lizard species (Aspidoscelis sexlineata). Additionally, several morphological attributes were quantified to examine other characters that are likely affected by T and/or a training regimen. Neither training alone nor training with T supplementation resulted in increased locomotor performance. Instead, we found that T and training resulted in a decrease in each of three …