Results 91 to 100 of about 449,957 (209)

Конечно-элементное моделирование напряженно-деформированного состояния станины кривошипного пресса при работе с упругими компенсаторами погрешностей направления ползуна [PDF]

open access: yes, 2011
Путем конечно-элементного моделирования напряженно-деформированного состояния станины открытого кривошипного пресса при работе с упругими компенсаторами погрешностей системы «пресс-штамп» показана эффективность их использовании по сравнению с ...
Балалаева, Е. Ю.   +3 more
core  

ACUTE EFFECTS OF THEACRINE SUPPLEMENTATION ON MUSCULAR STRENGTH AND MUSCULAR ENDURANCE [PDF]

open access: yes, 2016
There are many performance-enhancing supplements on the market. Theacrine (1,3,7,9-tetramethyluric acid) is a new product similar to caffeine. Both are purine alkaloids thought to act as adenosine receptor antagonists.
Snyder, Caleb J
core   +1 more source

A Comparison of the Effectiveness of Four Exercise Machines in the Development of Health Related Fitness among Women in Universiti Putra Malaysia [PDF]

open access: yes, 1998
In order to compare four modes of exercise in improving health-related fitness, 119 women from Universiti Putra Malaysia (mean age = 28.77 years) were randomly assigned to control or four experimental groups.
Kok, Lian Yee
core  

Pengaruh Latihan Bench Press terhadap Kekuatan Otot Lengan Siswa Putra Ekstrakurikuler Bolavoli SMP Negeri 29 Pekanbaru [PDF]

open access: yes, 2017
Based on the observation that has been done when students attend extracurricular activities volleyball in SMP 29 Pekanbaru, it appears that the strength of the arm muscles students are still weak, it is not visible from the maximum results service ball ...
Andriani, P. (Popi)   +2 more
core  

The Relationship of One Repetition Maximum between Flat Bench Press Exercise and Incline Bench Press Exercise

open access: yesKorean Journal of Sport Biomechanics, 2006
The purpose of this study was to identify the relationship of one repetition maximum between flat bench press exercise and incline bench press exercise, and so 40 male students of U-university were sampled purposedly, who were skilled in flat bench press and incline bench press exercises. After measuring lRM of each exercise by free barbell weight, the
openaire   +2 more sources

Creatine electrolyte supplement improves anaerobic power and strength: a randomized double-blind control study

open access: yesJournal of the International Society of Sports Nutrition, 2019
Background Creatine supplementation aids the Phosphagen system by increasing the amount of free creatine and phosphocreatine available to replenish adenosine triphosphate.
Erik Hummer   +4 more
doaj   +1 more source

The effect of a single cycle of ischemia on bar velocity during bench press exercise

open access: yesBaltic Journal of Health and Physical Activity
Introduction: The main goal of this study was to investigate the effects of a single cycle of ischemia applied before the bench press exercise on acute bar velocity changes. Materials and Methods: Twelve physically active males participated in the study.
Marta BICHOWSKA-PAWĘSKA   +6 more
doaj   +1 more source

Precision of 1-RM prediction equations in non-competitive subjects performing strength training [PDF]

open access: yes, 2010
The purpose of this study was to assess the precision of the 1-RM prediction equations proposed by Adams (1994), Baechle and Groves (2000), Brzycki (1993), Epley (1985), Lander (1985) and O’Conner et al. (1989) for strength assessment in fitness programs.
J. Fernandes Filho   +6 more
core  

An Assessment of the Ratio between Upper Body Push and Pull Strength in Female and Male Elite Swedish Track and Field Throwers

open access: yesSports
Data on the strength ratio between agonist and antagonist muscles are frequently examined in sports testing, given its correlation with athletic performance.
Jesper Augustsson   +2 more
doaj   +1 more source

The Effects of Short-Term Detraining and Subsequent Retraining on Body Composition and Muscle Performance in Males Consuming a Whey Protein or Carbohydrate Supplement [PDF]

open access: yes, 2016
An acute bout of resistance exercise (RE) can up-regulate processes that stimulate muscle protein synthesis (MPS). Additionally, nutritional strategies involving carbohydrate (CHO) and whey protein (WP) supplementation can augment MPS.
Andre, Thomas L   +6 more
core   +1 more source

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