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Full-Text Articles in Life Sciences

Strengthening The Practice Of Exercise And Sport-Science Research, Israel Halperin, Andrew D. Vigotsky, Carl Foster, David B. Pyne Jan 2018

Strengthening The Practice Of Exercise And Sport-Science Research, Israel Halperin, Andrew D. Vigotsky, Carl Foster, David B. Pyne

Research outputs 2014 to 2021

Exercise and sport sciences continue to grow as a collective set of disciplines investigating a broad array of basic and applied research questions. Despite the progress, there is room for improvement. A number of problems pertaining to reliability and validity of research practices hinder advancement and the potential impact of the field. These problems include inadequate validation of surrogate outcomes, too few longitudinal and replication studies, limited reporting of null or trivial results, and insufficient scientific transparency. The purpose of this review is to discuss these problems as they pertain to exercise and sport sciences based on their treatment in …


Manipulating Graded Exercise Test Variables Affects The Validity Of The Lactate Threshold And Vo2peak, Nicholas A. Jamnick, Javier Botella, David B. Pyne, David Bishop Jan 2018

Manipulating Graded Exercise Test Variables Affects The Validity Of The Lactate Threshold And Vo2peak, Nicholas A. Jamnick, Javier Botella, David B. Pyne, David Bishop

Research outputs 2014 to 2021

Background To determine the validity of the lactate threshold (LT) and maximal oxygen uptake (V_ O2max) determined during graded exercise test (GXT) of different durations and using different LT calculations. Trained male cyclists (n = 17) completed five GXTs of varying stage length (1, 3, 4, 7 and 10 min) to establish the LT, and a series of 30-min constant power bouts to establish the maximal lactate steady state (MLSS). V_ O2 was assessed during each GXT and a subsequent verification exhaustive bout (VEB), and 14 different LTs were calculated from four of the GXTs (3, 4, 7 and 10 …