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32 runners will be randomized into two groups. The duration of the intervention is one week including a strenuous endurance training program. Group 1 receive a protein beverage before each night sleep and Group 2 receive an isocaloric carbohydrate beverage. Performance test before and after the intervention and blood sampling before and during the intervention to check for markers for muscle damage.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Sport beverages Protein | Experimental | Intervention group ingesting PROTEIN |
|
| Sports beverage Carbohydrate | Active Comparator | Placebo group ingesting carbohydrate |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Sport beverages Protein | Dietary Supplement | Beverage ingested before each night sleep during the intervention |
|
| Measure | Description | Time Frame |
|---|---|---|
| Performance | 5 km time trial | 8 days |
| Measure | Description | Time Frame |
|---|---|---|
| Muscle damage | creatine kinase | 8 days |
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Inclusion Criteria: VO2max >55 ml O2/kg/min -
Exclusion Criteria:women, smokers
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| Name | Affiliation | Role |
|---|---|---|
| Mette Hansen, PhD | University of Aarhus | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Aarhus University, Department for Public Health, Section for Sport Science | Aarhus | 8000 | Denmark |
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| Sport beverages Carbohydrate | Dietary Supplement | Beverage ingested before each night sleep during the intervention |
|