نتایج جستجو برای: 20 untrained

تعداد نتایج: 612767  

Journal: :American journal of physiology. Endocrinology and metabolism 2000
A Andersson A Sjödin A Hedman R Olsson B Vessby

Endurance trained (n = 14) and untrained young men (n = 15) were compared regarding the fatty acid profile of the vastus lateralis muscle after 8 wk on diets with a similar fatty acid composition. The skeletal muscle phospholipids in the trained group contained lower proportions of palmitic acid (16:0) (-12.4%, P < 0.001) and di-homo-gamma-linolenic acid [20:3(n-6)] (-15.3%, P = 0.018), a lower...

2004
Tracey M. Derwing Marian J. Rossiter Murray J. Munro Ron I. Thomson

In this study we determined whether untrained raters’ assessments of fluency in low-proficiency second language speech were related to temporal measures and whether they varied across tasks. We collected speech samples from 20 beginner Mandarin learners of English on picture description, monologue, and dialogue tasks. Temporal measures were made on each sample. Twenty-eight untrained judges rat...

2013
Piyapong Prasertsri Thapanee Roengrit Yupaporn Kanpetta Terdthai Tong-un Supaporn Muchimapura Jintanaporn Wattanathorn Naruemon Leelayuwat

BACKGROUND Exercise training is known to increase fat utilization during exercise. Diets containing antioxidants and branch chain amino acids (BCAAs) are also reported to have potential effects on fat utilization. Cashew apple juice (CAJ) comprises many nutritional components including vitamin C and BCAAs. This study aimed to investigate the effect of CAJ supplementation on substrate utilizatio...

Journal: :British journal of sports medicine 2000
B Wolach B Falk R Gavrieli E Kodesh A Eliakim

OBJECTIVES Recent studies have indicated reduced immunity in trained athletes. AIM To assess the effects of aerobic and anaerobic exercise on the phagocytic process in 18-26 year old trained female judoka (n = 8) and untrained controls (n = 7). METHODS Each subject participated randomly in two different testing sessions (aerobic, 20 minutes of treadmill running at 70-80% of maximal heart ra...

Journal: :Journal of voice : official journal of the Voice Foundation 2011
Julie M Estis Ashli Dean-Claytor Robert E Moore Thomas L Rowell

The effects of musical interference and noise on pitch-matching accuracy were examined. Vocal training was explored as a factor influencing pitch-matching accuracy, and the relationship between pitch matching and pitch discrimination was examined. Twenty trained singers (TS) and 20 untrained individuals (UT) vocally matched tones in six conditions (immediate, four types of chords, noise). Funda...

ژورنال: دانشور پزشکی 2014
اصل محمدی زاده, محمود, افراسیابی, صالح, باقرنیا, رحمان, فروزنده, ابراهیم,

Objective: The aim of this study was to evaluate the effectiveness of 30-20-10 training on anaerobic power, mental health, heart rate, blood pressure and rate of perceived effort. Materials and Methods: This study was semi-experimental on 40 male students with a mean age 25.2±6.5 years, height 175.22±4.05 cm, weight 80.4±10.33, body mass index 26.25±4.3 kg per square meter, and VO2max 25.15±...

بقایی, بهروز , ترتیبیان, بختیار , مسافری, الناز , منفردان, امیر ,

  Background & Aims : This research was aimed to investigate hypertension Adrenergic Receptor B2 (ADRB2) gene expression and Flow Mediate Dilation (FMD) level in untrained middle-aged men fallowing to eight week regular exercise training.   Materials & Methods : This study was a semi-experimental research with a repeated measures design. From 96 volunteer middle-aged men, 20 subject (age range ...

Hooman Hosseini Nejad, Mahdie Abdoos Seyed Hossein Seyed Hosseini Davarani

Background and Objectives: Emergency departments should adapt the most updated standards in order to maximize their capability in delivering urgent health services. In the present study we assessed the effect of training of triage nurses in Tehran Emergency Department on efficiency and accuracy of triage decision making. Methods: In this quasi-experimenta...

Journal: :علوم زیستی ورزشی 0
رضا قراخانلو کارشناس ارشد دانشگاه تربیت مدرس مسعود سلیمانی استادیار دانشگاه تربیت مدرس

the aim of this study was to investigate the effects of an acute bout of exhaustive resistance exercise on the expression of myogenesis modulators (myostatin (mstn) and myod) in male trained and untrained wistar rats’ fast and slow muscles. thirty rats were assigned to three groups: control (n=6), untrained (n=12) and trained (n=12). resistance exercise (weight lifting up a vertical ladder) was...

Journal: :Medicine and science in sports and exercise 2015
Tyler M Grey Matthew D Spencer Glen R Belfry John M Kowalchuk Donald H Paterson Juan M Murias

PURPOSE This study examined the effects of age and training status on the pulmonary oxygen uptake (VO2p) kinetics of untrained and chronically trained young, middle-age, and older groups of men. METHODS Breath-by-breath VO2p and near-infrared spectroscopy-derived muscle deoxygenation ([HHb]) were monitored continuously in young (20-39 yr) trained (YT, n = 8) and untrained (YuT, n = 8), middle...

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