sleep disturbance of athletes
Conditions
Interventions
Placebo group
Pre workout supplementation of creatine monohydrate.
Creatine supplementation during exercise.
Post workout supplementation of creatine monohydrate
Sponsors
High Institute of Sport and Physical Education of Sfax
Eligibility
Sex/Gender
Male
Inclusion criteria
Inclusion criteria: The criteria of participant’s inclusion are: No-smokers, No pathological sleep disorders, No consumption of alcohol, No injury, No use of vitamins, protein why or anti-inflammatory drugs during the experimental period and for at least one month prior to study commencement
Exclusion criteria
Exclusion criteria: Participants excluded if : They tacked medications that could affect muscle biology (i.e., corticosteroids), They supplemented with creatine or dietary supplements containing creatine more than 4 weeks before the start of the study, They consumed more than 200 mg of caffeine daily, They vegetarian, They had pre-existing kidney or liver abnormalities.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| strength and power performance;5-meter shuttle run test outcomes, cognitive function, Subjective sleep quality with the Pittsburgh Sleep Quality Index (PSQI) questionnaire;Sleep hygiene behaviour with the Sleep Hygiene Index (SHI) questionnaire;5-meter shuttle run test outcomes, cognitive function, Subjective sleep quality with the Pittsburgh Sleep Quality Index (PSQI) questionnaire | — |
Secondary
| Measure | Time frame |
|---|---|
| Daytime sleepiness with the Epworth Sleepiness Scale (ESS) questionnaire;In bed time (IB), out of bed time (OB), sleep latency (SL), sleep efficiency (SE), total time in bed (TTB), total sleep time (TST), wake after sleep onset (WASO), number of awakenings (N°AW), and average awakening (AW);Well-being indice with Hooper questionnaire | — |
Countries
Tunisia
Contacts
Public ContactIbrahim Ouergui
High Institute of Sport and Physical Education of Kef
Outcome results
None listed