Validity of combined hydration self-assessment measurements to estimate a low vs. high urine concentration in a small sample of (tactical) athletes

FC Wardenaar, L Whitenack, KA Vento… - European Journal of …, 2024 - Springer
Purpose Relationships between body weight, urine color (Uc), and thirst level (WUT) have
been proposed as a simple and inexpensive self-assessment method to predict dehydration …

Athletes' self-assessment of urine color using two color charts to determine urine concentration

FC Wardenaar, D Thompsett, KA Vento… - International journal of …, 2021 - mdpi.com
Our objective was to determine self-reported accuracy of an athletic population using two
different urine color (Uc) charts (8-color vs. 7-color Uc chart). After approval by the …

Reliability of 3 urine specific gravity meters for measuring Brix and urine solutions at different temperatures

F Wardenaar, CP Ortega-Santos… - Journal of Athletic …, 2021 - meridian.allenpress.com
Context Urine specific gravity (USG) should be measured at room temperature (20° C), but
the temperature of the sample is not always considered. Objective To evaluate the effect of …

24 h Hydration profile of collegiate soccer players training once versus twice per day in the heat

TM Dean, SN Knight, MJ Robinson, LR Bowling… - Physiology & …, 2023 - Elsevier
This study examined 24-h hydration parameters among collegiate, male soccer players (n=
17) during twice (X2) and once (X1) per day practice schedules in the heat. Urine specific …

The impact of different playing surfaces on physiological parameters in collegiate DI American football athletes

FC Wardenaar, KA Vento… - … Journal of Sports …, 2023 - journals.sagepub.com
Heat conditioning aids in acclimatization to support health and performance, yet heat safety
is an important factor. This quasi-experimental pilot study investigated differences in micro …

Validity of urine color scoring using different light conditions and scoring techniques to assess urine concentration

F Wardenaar, S Armistead… - Journal of Athletic …, 2022 - meridian.allenpress.com
Context Urine color (Uc) is used to asses urine concentration when laboratory techniques
are not feasible. Objective To compare the accuracy of Uc scoring using 4 light conditions …

Effects of field position on fluid balance and electrolyte losses in collegiate women's soccer players

H Wang, KS Early, BM Theall, AC Lowe… - Medicina, 2020 - mdpi.com
Background and objectives: Research investigating hydration strategies specialized for
women's soccer players is limited, despite the growth in the sport. The purpose of this study …

Accuracy and reliability of college athletes' scoring of artificial urine color samples to determine hydration status

FC Wardenaar, RGN Seltzer… - International Journal of …, 2023 - journals.sagepub.com
There is potential for error when athletes self-assess urine color when attempting to
distinguish between high and low urine concentration. This study investigates student …

[PDF][PDF] The validity urine color scoring at different light conditions to assess low versus high urine concentration

F Wardenaar, S Armistead, K Boeckman… - Journal of Athletic …, 2021 - researchgate.net
doi: 10.4085/1062-6050-0389.21 1 The validity urine color scoring at different light
conditions to assess low versus high urin Page 1 doi: 10.4085/1062-6050-0389.21 1 The …

Do Current Pre-Exercise Fluid Recommendations for Athletes Need to be Updated? A Short Review: Short Review

S Kostelnik, M Valliant - … of Exercise and …, 2023 - journalofexerciseandnutrition.com
Introduction: Maintaining adequate hydration throughout the day is extremely important,
especially for the athletic population. While several recommendations have been developed …