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Influence of Sunlight and Oral D3 Supplementation on Serum 25 (OH) D Concentration and Exercise Performance in Elite Soccer Pla

Exercise Physiology
Author
Michalczyk et al.
Used Parameters : PBF, MM

Publication Year : 2020

Country : Poland

Journal : nutrients

The aim of this study was to evaluate the influence of natural sun exposure and six weeks of a high dose of vitamin D supplementation on vitamin D, testosterone and cortisol serum concentrations as well as speed, power and VO 2max in professional soccer players. Materials: The study was conducted from January to September. At the beginning of the study, 33 professional soccer players were enrolled; however, only 28 subjects (height 181.5 cm; body mass 77.81±8.8 kg; body fat 12.38%±2.4% and muscle mass 40.27±5.3 kg) …
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