Publications by authors named "N Costello"

Purpose: To test the hypothesis that training with reduced carbohydrate (CHO) availability increases bone resorption in adolescent soccer players.

Methods: In a randomised crossover design, ten male players (age: 17.4 ± 0.

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Article Synopsis
  • A study was conducted with 13 female netball players over 14 days to assess their energy and fluid needs during matches and training.
  • The findings showed that total energy expenditure (TEE) was significantly higher on match days compared to training and rest days, with mean TEE at 13.46 MJ per day.
  • The research aims to provide dietary guidance for female netball players based on their assessed energy and fluid turnover, which was highest on match days.
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The purpose of this study was to quantify the total energy expenditure (TEE) of international female rugby union players. Fifteen players were assessed over 14 days throughout an international multi-game tournament, which represented two consecutive one-match microcycles. Resting metabolic rate (RMR) and TEE were assessed by indirect calorimetry and doubly labelled water, respectively.

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This is the first study to assess longitudinal changes in anthropometric, physiological, and physical qualities of international women's rugby league players. Thirteen forwards and 11 backs were tested three times over a 10-month period. Assessments included: standing height and body mass, body composition measured by dual x-ray absorptiometry (DXA), a blood panel, resting metabolic rate (RMR) assessed by indirect calorimetry, aerobic capacity (i.

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Against the backdrop of the COVID-19 pandemic, workplace wellbeing is a key priority for employers. Severe market and health conditions continue to bring inevitable problems that could be reduced with the application of psychological interventions to prevent mental and physical health issues, making this study a highly pertinent and valuable contribution to the field. This paper reports the effects of a rational emotive behaviour therapy (REBT) programme on the irrational beliefs and emotional reactivity of 56 office-based sales professionals located in the northwest region of the UK.

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