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Estimating the reliability of glycemic index values and potential sources of methodological and biological variability
glycemic index variability healthy volunteers insulin index glycated hemoglobin
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2018/12/14
Background: The utility of glycemic index (GI) values for chronic disease risk management remains controversial. Although absolute GI value determinations for individual foods have been shown to vary ...
Differing Roles of Functional Movement Variability as Experience Increases in Gymnastics
Task experience inter-trial variability performance inter-segmental coordination gymnastics
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2016/7/7
Current theories, like Ecological Dynamics, propose that inter-trial movement variability is functional when acquiring or refining movement coordination. Here, we examined how age-based experience lev...
Variability in commercial ginseng products: an analysis of 25 preparations
Ginseng ginsenosides eleutherosides
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2016/6/13
Because dietary supplements are not subject to
the same regulations that pharmaceuticals are, there is concern
among medical professionals that these products may lack purity
or potency.
Heart rate variability and fatty acid content of blood cell membranes: a dose-response study with n−3 fatty acids
sudden cardiac death cardiac arrest ventricular arrhythmias
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2016/6/1
Dietary intake of long-chain n23 polyunsaturated
fatty acids (PUFA) may protect against sudden cardiac
death, an event that may be predicted by measurement of heart
rate variability (HRV).
Ultra-Short-Term Heart Rate Variability is Sensitive to Training Effects in Team Sports Players
Court sports athletic monitoring cardiac autonomic system futsal
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2016/1/9
The aim of this study was to test the possibility of the ultra-short-term lnRMSSD (measured in 1-min post-1-min stabilization period) to detect training induced adaptations in futsal players. Twenty-f...
Non-Linear Heart Rate Variability and Risk Stratification in Cardiovascular Disease
heart rate variability risk stratification non linear post myocardial infarction congestive heart failure
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2015/7/31
Traditional time and frequency domain heart rate variability (HRV) have cardiac patients at risk of mortality post-myocardial infarction. More recently, non linear HRV has been applied to risk stratif...
MENTAL STATUS AND HEART RATE VARIABILITY
heart rate variability mental status psychology POMS factor analysis
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2015/7/29
The results let us suppose that there are at least three periodical phenomena of HRV in frequency range related with mental status. Two of them have not been discovered and physiologically explained y...
MENTAL STATUS AND HEART RATE VARIABILITY
heart rate variability mental status psychology POMS factor analysis
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2015/7/28
The results let us suppose that there are at least three periodical phenomena of HRV in frequency range related with mental status. Two of them have not been discovered and physiologically explained y...
Frequency Structure of Heart Rate Variability
heart rate variability structure spectral analysis
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2015/7/28
The results let us suppose that there are at least four periodical phenomena of HRV. Two of them have not been discovered and physiologically explained yet. It has also been confirmed that heart rate ...
Sources of Variability in Performance Times at the World Orienteering Championships
ATHLETIC PERFORMANCE FOOT ORIENTEER LINEAR MODELS STATISTICS RELIABILITY
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2017/4/19
Purpose: An improvement equal to 0.3 of the typical variation in an elite athlete’s race-to-race performance estimates the smallest worthwhile enhancement, which has not yet been determined for orient...
Variability of in vivo reference point indentation in skeletally mature inbred rats
bone material properties bone mechanics microindentation
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2014/12/4
Reference point indentation (RPI) has emerged as a novel tool to measure material-level biomechanical properties in vivo. Human studies have been able to differentiate fracture versus non-fracture pat...
Variability keeps the body in balance
balance Variability body
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2014/10/9
Although the heart beats out a very familiar "lub-dub" pattern that speeds up or slows down as our activity increases or decreases, the pattern itself isn't as regular as you might think. In fact, the...
Heart Rate and Its Variability in Response to Running—Associations with Troponin
HEART,RATE HEART,RATE,VARIABILITY HEART,RATE,RECOVERY EXERCISE MASTER,ATHLETES TROPONIN
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2017/5/24
The objective of this study is to investigate the time course of autonomic tone changes after a first-time endurance running race participation and associations with postexertional high-sensitivity tr...
Exercise Training Improves Heart Rate Variability after Methamphetamine Dependency
HRV SUBSTANCE,USE AUTONOMIC,NERVOUS,SYSTEM PARASYMPATHETIC,ACTIVITY
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2017/5/23
Heart rate variability (HRV) reflects a healthy autonomic nervous system and is increased with physical training. Methamphetamine dependence (MD) causes autonomic dysfunction and diminished HRV. We co...
Variability of Serum Concentration of Calcium, Phosphate and Parathyroid Hormone Depending on Time of Blood Draw for Patients on Nocturnal Home Hemodialysis
Nocturnal Hemodialysis Calcium Phosphate Parathyroid Hormone
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2013/1/31
Background: Guidelines for patients treated with conventional hemodialysis patients have been written for target serum levels for calcium (Ca), phosphate (PO4) and intact parathyroid hormone (iPTH). N...