Pee osmolality try counted before every fresh class to assess moisture (Osmocheck, Vitech Medical Ltd

Pee osmolality try counted before every fresh class to assess moisture (Osmocheck, Vitech Medical Ltd

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, West Sussex, United Kingdom). Trec was measured using a rectal thermistor inserted 10 cm past the anal sphincter prior to beginning each experimental session (Mon-a-Therm, Covidien, Mansfield, MA, United States). Weighted mean skin temperature (Tsk) was recorded using skin thermistors (Squirrel Thermal Couples, Grant Instruments, Cambridge, United Kingdom) attached to four sites: the mid-point of the right pectoralis major (Tchest), midpoint of the right biceps brachii (Tarm), right rectus femoris (Tleg), and right gastrocnemius lateral head (Tlowerleg). Skin and rectal thermistors were connected to a Squirrel Data Logger (Squirrel 2020 series, Eltek, Ltd., United Kingdom) and were recorded at 30-s intervals throughout HA sessions and HTTs. HR (Polar Electro, Kempele, Finland) was also recorded throughout each session. Power output and distance cycled were recorded by the Velotron Coaching Software (Velotron CS 2008, RacerMate Inc., Seattle, WA, United States). Blood lactate measures were taken from a finger-tip blood sample and immediately analyzed using a Lactate Plus analyzer (Lactate Plus, , MA, United States). Active sweat glands were quantified using a modified-iodine paper technique with computer aided analysis (Gagnon et al., 2012). Samples were collected from the dorsal side of the thickest segment of the forearm. (więcej…)

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