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Analysis of the diet habits of an endurance athletes in the youth and junior categories
Gräfová, Martina ; Červinka, Pavel (advisor) ; Kotlík, Kamil (referee)
Title: Analysis of dietary habits of cross-country skiers and biathletes in youth and junior categories Aims: The theoretical part of this diploma thesis summarises information on the nutrition of endurance athletes. The practical part analyses and evaluates the dietary habits of Czech cross- country skiers and biathletes of youth and junior categories during the preparatory phase, focusing on food composition, the ratio of individual nutrients, use of nutritional supplements and fluid intake. Methods: Eighteen men and thirteen women participated in the study. It was conducted via a questionnaire based on open-ended questions. The questionnaire focused on information about the male and female respondents necessary to conduct the research, their dietary intake, including fluids, nutritional supplements, and physical activity over a two-week period. Results: Most athletes, especially women, ingest insufficient dietary energy compared to their estimated energy expenditure. They consume most of their calories in the latter part of the day, most at dinner. Of the macronutrients ingested, only the amount of carbohydrate is insufficient. In contrast, the amount of protein is above the recommended amount for most men and women. Despite the fact that endurance sportsmen and women need a higher fluid intake...
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Nutrition of Czech Elite Marathon Runners
Gräfová, Martina ; Červinka, Pavel (advisor) ; Kaplan, Aleš (referee)
Title: Nutrition of Czech Elite Marathon Runners Aims: Theoretical part of this bachelor thesis summarises information on nutrition of endurance athletes. Practical part analyses dietary habits of Czech elite marathon runners. Objectives of this bachelor thesis were to survey if athletes are aiming at healthy dietary habits, how they maintain in pre-competition diet and whether they follow any of pre-event nutrition strategies. Methods: Research was completed by sending an electronical questionnaire to a representative number of Czech marathon runners before the 2020 event season. Results: Questionaire was completed by twelve elite marathon runners, out of this number six men and six women. Outcome proved the athletes are interested in their diet, especially before events when hydration is increased, yet carbohydrates and other nutrients are kept unchanged. Almost all respondents use food supplements not only before the contest but also during the year, commonly it is BCAA. Only 30 % of respondents is on super carb diet before the event. Approximately a week before the race they reduce the carb income of 20-30 %, however three to four days before the race they increase the carb income of 20-30 % above the usual numbers. Key words: sports nutrition, marathon, pre-event diet, carbohydrate loading diet
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