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The aim of this study was to test the physiological response to a 2800 km cycling expedition, from Copenhagen, Denmark to Nordkapp, Norway, in a group of older male recreational cyclists.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Cycling | Behavioral | Cycling distance of 2880 km in 14 days |
| Measure | Description | Time Frame |
|---|---|---|
| Total daily energy expenditure (Measured using the doubly labeled water technique) | Measured using the doubly labeled water technique | Change from baseline |
| Measure | Description | Time Frame |
|---|---|---|
| Peak fat oxidation (Measured during incremental submaximal exercise) | Measured during incremental submaximal exercise | Change from baseline |
| Measure | Description | Time Frame |
|---|---|---|
| Energy intake (Measured using selfreported and supervised food logs) | Measured using selfreported and supervised food logs | Change from baseline |
| Body composition | Measured from isotope dilution |
Inclusion Criteria:
Exclusion Criteria:
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Older male cyclits particpating in the cycling event
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| Name | Affiliation | Role |
|---|---|---|
| Jørn Helge | University of Copenhagen | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University of Copenhagen, Department of Biomedical Sciences | Copenhagen N | 2200 | Denmark |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 26490491 | Derived | Rosenkilde M, Morville T, Andersen PR, Kjaer K, Rasmusen H, Holst JJ, Dela F, Westerterp K, Sjodin A, Helge JW. Inability to match energy intake with energy expenditure at sustained near-maximal rates of energy expenditure in older men during a 14-d cycling expedition. Am J Clin Nutr. 2015 Dec;102(6):1398-405. doi: 10.3945/ajcn.115.109918. Epub 2015 Oct 21. |
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Urine samples, muscle and subcutaneous adipose tissue biopsies and venous blood samples.
| Change from baseline |
| Energy Balance (Discrepancy between energy expenditure and intake or changes in body composition) | Discrepancy between energy expenditure and intake or changes in body composition | Change from baseline |
| Cardiac Stress | Change from baseline |