نتایج جستجو برای: load intensity

تعداد نتایج: 326524  

Journal: :Agronomy 2021

Diagnostic of the nutritional status in fruit trees can be estimated using different models. However, these models usually do not fully match character perennial crops and their accuracy needs to improved. This study aimed at deepening understanding aspects controlling mineral content macro- micronutrients quality apple with respect crop load vegetative shoot growth. The focus was given on desc...

Journal: :European journal of sport science 2015
Amador García-Ramos Belén Feriche Carmen Calderón Xavier Iglesias Anna Barrero Diego Chaverri Thorsten Schuller Ferran A Rodríguez

Prior reports have described the limitations of quantifying internal training loads using hear rate (HR)-based objective methods such as the training impulse (TRIMP) method, especially when high-intensity interval exercises are performed. A weakness of the TRIMP method is that it does not discriminate between exercise and rest periods, expressing both states into a single mean intensity value t...

Journal: :Respiratory care 2015
Kazuya Shingai Masashi Kanezaki Hideaki Senjyu

BACKGROUND Although recent studies have shown that distractive auditory stimuli (DAS) in the form of music increase adherence to exercise in subjects with COPD, the effect of DAS on dyspnea induced by low-intensity, constant-load exercise in elderly patients with COPD has not been elucidated. Therefore, the purpose of this study was to investigate the effect of DAS on the perception of dyspnea ...

Journal: :Current Biology 2016
Christopher D. Lowe Ewan J. Minter Duncan D. Cameron Michael A. Brockhurst

Endosymbiosis allows hosts to acquire new functional traits such that the combined host and endosymbiont can exploit vacant ecological niches and occupy novel environments [1, 2]; consequently, endosymbiosis affects the structure and function of ecosystems [3, 4]. However, for many endosymbioses, it is unknown whether their evolutionary basis is mutualism or exploitation [5-9]. We estimated the...

2016
Lucas Adriano Pereira Victor Freitas Felipe Arruda Moura Marcelo Saldanha Aoki Irineu Loturco Fábio Yuzo Nakamura

The aim of this study was to compare the kinematic characteristics of tennis matches between red clay and hard courts in young tennis players. Eight young tennis players performed two tennis matches on different court surfaces. The match activities were monitored using GPS units. The distance covered in different velocity ranges and the number of accelerations were analyzed. The paired t test a...

Journal: :Anais da Academia Brasileira de Ciencias 2017
Aline Oliveira Netto Nathália C D Macedo Franciane Q Gallego Yuri K Sinzato Gustavo T Volpato Débora C Damasceno

Several studies present different methodologies and results about intensity exercise, and many of them are performed in male rats. However, the impact of different type, intensity, frequency and duration of exercise on female rats needs more investigation. From the analysis of blood lactate concentration during lactate minimum test (LacMin) in the swimming exercise, the anaerobic threshold (AT)...

Journal: :Journal of strength and conditioning research 2016
Fabian E Ehrmann Craig S Duncan Doungkamol Sindhusake William N Franzsen David A Greene

This study investigated the relationship between GPS variables measured in training and gameplay and injury occurrences in professional soccer. Nineteen professional soccer players competing in the Australian Hyundai A-League were monitored for 1 entire season using 5 Hz Global Positioning System (GPS) units (SPI-Pro GPSports) in training sessions and preseason games. The measurements obtained ...

2015
James fisher chrisTopher langford

Purpose. The purpose of this study was to compare the effects of load and intensity of effort-matched concentric and eccentric knee extension training on isometric strength. Methods. Unilateral isometric torque was measured using a MedX knee extension after which eleven recreationally trained females performed both concentric-only (CONC) and eccentric-only (ECC) unilateral knee extension exerci...

Journal: :The American journal of sports medicine 2001
A Weiler G Peters J Mäurer F N Unterhauser N P Südkamp

Magnetic resonance imaging has been used to determine graft integrity and study the remodeling process of anterior cruciate ligament grafts morphologically in humans. The goal of the present study was to compare graft signal intensity and morphologic characteristics on magnetic resonance imaging with biomechanical and histologic parameters in a long-term animal model. Thirty sheep underwent ant...

2014
M Afzal Bhat

Now a days product development using prototype methods for actual usage is a growing concept in engineering. Present work deals with simulation of Compact Tension specimen to get fracture parameters J – integral and Stress intensity factors of product built by polyjet technology 3D printer additive manufacturing system. FEA simulation is carried out with the help of Abaqus software by simulatin...

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