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The purpose of the study is to investigate the effect of combinations of creatine monohydrate, sodium bicarbonate and caffeine on exercise performance and fatigability.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Creatine | Experimental | Subjects ingest creatine monohydrate daily. |
|
| Placebo | Placebo Comparator | Subjects ingest placebo daily. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Sodium bicarbonate and caffeine | Dietary Supplement | On experimental days subjects ingest a combination of sodium bicarbonate, caffeine and placebo. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Work performed (kJ/Watt) | Work performed during a 6 minute time trial | Measured at each trial throughout the study, on average 4 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Work performed (kJ/Watt) | Work performed during a 15 second sprint test | Measured at each trial throughout the study, on average 4 weeks |
| Muscle strength (Nm) | Maximal voluntary isometric contraction of m. quadriceps femoris |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| August Krogh Building | Copenhagen | 2100 | Denmark |
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| ID | Term |
|---|---|
| D009043 | Motor Activity |
| ID | Term |
|---|---|
| D001519 | Behavior |
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| ID | Term |
|---|---|
| D017693 | Sodium Bicarbonate |
| D002110 | Caffeine |
| ID | Term |
|---|---|
| D001639 | Bicarbonates |
| D002254 | Carbonates |
| D002255 | Carbonic Acid |
| D017554 | Carbon Compounds, Inorganic |
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| Measured at each trial throughout the study, on average 4 weeks |
| D007287 |
| Inorganic Chemicals |
| D017670 | Sodium Compounds |
| D014970 | Xanthines |
| D000470 | Alkaloids |
| D006571 | Heterocyclic Compounds |
| D011688 | Purinones |
| D011687 | Purines |
| D006574 | Heterocyclic Compounds, 2-Ring |
| D000072471 | Heterocyclic Compounds, Fused-Ring |