Blar i forfatter "Hrozanova, Maria"

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    • Associations Between Sleep Patterns and Performance Development Among Norwegian Chess Players 

      Moen, Frode; Hrozanova, Maria; Olsen, Maja (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-07-28)
      An inherent part of elite-level chess are high emotional and cognitive stress loads related to performance development. Sleep is a crucial recovery strategy, previously implicated in athletic performance. The main purpose of the current study was to investigate the associations between performance development and objectively measured sleep in a sample of 14 Norwegian chess players over a period of ...

    • The Influence of Menstrual-Cycle Phase on Measures of Recovery Status in Endurance Athletes: The Female Endurance Athlete Project. 

      De Martin Topranin, Virginia; Engseth, Tina Pettersen; Hrozanova, Maria; Taylor, Madison; Sandbakk, Øyvind Bucher; Noordhof, Dionne Adriana (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-09-19)
      Purpose: To investigate the influence of menstrual-cycle (MC) phase on measures of recovery status, that is, resting heart rate, perceived sleep quality, and physical and mental readiness to train, among female endurance athletes. <p> <p>Methods: Daily data were recorded during 1 to 4 MCs (ie, duration ≥21 and ≤35 d, ovulatory, luteal phase ≥10 d) of 41 trained-to-elite-level female endurance ...

    • An observational study of sleep characteristics in elite endurance athletes during an altitude training camp at 1800 m 

      Hrozanova, Maria; Kjøsen Talsnes, Rune; Karlsson, Øyvind; McGawley, Kerry; Moen, Frode (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-10-09)
      Objectives - To observe changes in sleep from baseline and during an altitude training camp in elite endurance athletes.<p> <p>Design - Prospective, observational.<p> <p>Setting - Baseline monitoring at <500 m for 2 weeks and altitude monitoring at 1800 m for 17-22 days.<p> <p>Participants - Thirty-three senior national-team endurance athletes (mean age 25.8 ± S.D. 2.8 years, 16 ...

    • Sex differences in sleep and influence of the menstrual cycle on women’s sleep in junior endurance athletes 

      Hrozanova, Maria; Klöckner, Christian A.; Sandbakk, Øyvind; Pallesen, Ståle; Moen, Frode (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-06-17)
      Previous research shows that female athletes sleep better according to objective parameters but report worse subjective sleep quality than male athletes. However, existing sleep studies did not investigate variations in sleep and sleep stages over longer periods and have, so far, not elucidated the role of the menstrual cycle in female athletes’ sleep. To address these methodological shortcomings, ...

    • Variations in Elite Female Soccer Players' Sleep, and Associations With Perceived Fatigue and Soccer Games 

      Moen, Frode; Olsen, Maja Gunhild; Halmøy, Gunvor; Hrozanova, Maria (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-08-25)
      The current study investigated the associations between female perceived fatigue of elite soccer players and their sleep, and the associations between the sleep of players and soccer games. The sample included 29 female elite soccer players from the Norwegian national soccer team with a mean age of ~26 years. Perceived fatigue and sleep were monitored over a period of 124 consecutive days. In this ...

    • Viktigheten av søvn og utfordringer med stress hos idrettsutøvere 

      Hrozanova, Maria; Moen, Frode (Journal article; Tidsskriftartikkel, 2020)

    • “When I sleep poorly, it impacts everything”: An exploratory qualitative investigation of stress and sleep in junior endurance athletes 

      Hrozanova, Maria; Firing, Kristian; Moen, Frode (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-15)
      On their journeys toward senior athletic status, junior endurance athletes are faced with a multitude of stressors. How athletes react to stressors plays a vital part in effective adaptation to the demanding, ever-changing athletic environment. Sleep, the most valued recovery strategy available to athletes, has the potential to influence and balance athletic stress, and enable optimal functioning. ...