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Electronic Thesis and Dissertation Repository

Theses/Dissertations

2019

Exercise

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Full-Text Articles in Life Sciences

The Effects Of Exercise Training Versus Intensive Insulin Treatment On Skeletal Muscle Fibre Content In Type 1 Diabetes Mellitus Rodents, David P. Mcbey Sep 2019

The Effects Of Exercise Training Versus Intensive Insulin Treatment On Skeletal Muscle Fibre Content In Type 1 Diabetes Mellitus Rodents, David P. Mcbey

Electronic Thesis and Dissertation Repository

In patients with Type I diabetes mellitus (T1DM) undergoing intensive insulin therapy, the development of insulin resistance (IR) is linked to the improper storage of intramyocellular lipid (IMCL) species. While both IR and IMCL are improved with combined aerobic and resistance training, it is unclear how these adaptations relate to individual fibre-type transitions and metabolic function. This study aimed to compare the effects of combined exercise training versus conventional and intensive insulin therapy on skeletal muscle fibres in T1DM rodents. Seventeen Sprague-Dawley rats were divided into groups: Control-Sedentary (CS; n=4), conventionally-treated T1DM sedentary (DCT; n=4), intensively-treated T1DM sedentary (DIT; n=5) …


Nitrate Supplementation Does Not Alter The V̇O2p Sc-Muscle Fatigue Relationship In Recreationally Active Men, James Joseph George Vanhie Aug 2019

Nitrate Supplementation Does Not Alter The V̇O2p Sc-Muscle Fatigue Relationship In Recreationally Active Men, James Joseph George Vanhie

Electronic Thesis and Dissertation Repository

The current study assessed alterations to the linear V̇O2p slow component (V̇O2p SC)-muscle fatigue development relationship using dietary nitrate (NO3- ) supplementation during very heavy (VH)-intensity constant-work rate cycling exercise. Using a double- blind, block-randomised, crossover design, 8 healthy men (age, 24±2 yr [mean±SD]; V̇O2p-max, 43.8±6.0 mL/kg/min) consumed NO3- -rich (BRJ) or -depleted (PLAC) beetroot juice daily for 20 d. Participants completed pre/post-condition incremental leg cycling V̇O2p-max and 3-min “sprint” verification exercises. An initial 5 d loading phase was followed, on alternate days, by single trials of VH- or moderate-intensity …


Nutrition And Exercise Interventions During Pregnancy: How Important Is Adherence?, Taniya S. Nagpal Aug 2019

Nutrition And Exercise Interventions During Pregnancy: How Important Is Adherence?, Taniya S. Nagpal

Electronic Thesis and Dissertation Repository

Lifestyle interventions (nutrition and exercise) offered during pregnancy may prevent excessive gestational weight gain (EGWG) and improve pregnancy outcomes. The efficacy of previous interventions has been inconsistent as some studies ‘successfully’ achieve their health outcome goals while others have had a null effect. A common limitation reported among ‘unsuccessful’ studies is low adherence. The objective of this dissertation was to execute three independent yet interrelated studies to determine if adherence is a key factor in determining the success of a lifestyle intervention during pregnancy. Study 1 compared adherence to ‘successful’ and ‘unsuccessful’ lifestyle interventions during pregnancy using a systematic review. …