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| Name | Class |
|---|---|
| Fundação de Amparo à Pesquisa do Estado de São Paulo | OTHER_GOV |
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The aims of this study are examine the effects of sleep deprivation in muscle recovery after a maximum eccentric resistance exercise session performed on an isokinetic dynamometer (24 series of 10 repetitions). The sample will consist of 10 men, sedentary, clinically healthy, aged between 20 and 31 years old. Two experimental groups will be developed: EXE-SLEEP, in which subjects will perform the exercise protocol (~18:00-19:00) and will be subject to normal period of sleep for 3 nights; EXE-TOTAL, in which subjects will perform the same exercise protocol and will be sleep deprived for 60 hours, followed by one night of sleep rebound.
The blood parameters analyzed will be:
It will be evaluated isometric strength every 12 hours, as well visual analog scale of pain.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Sleep deprivation | Experimental | Exercise induced-muscle damage protocol followed by 60h of sleep deprivation (two nights) and one night of normal sleep (rebound). |
|
| Normal sleep | Experimental | Exercise induced-muscle damage protocol followed by 3 nights of normal sleep |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Sleep deprivation | Other | This group will perform 24 sets of 10 maximum repetitions of eccentric contractions for quadriceps and than will keep awake for 60 hours (2 nights), followed by 1 night of sleep, all inside the lab. During whole protocol, it will be collected several blood samples for evaluation of hormones, cytokines and muscle damage parameters. It will be also evaluated isometric strength and pain. |
| Measure | Description | Time Frame |
|---|---|---|
| Change from baseline in isometric strength | Before exercise, immediatly after, 12, 24, 36, 48, and 60 hours after exercise induced-muscle damage |
| Measure | Description | Time Frame |
|---|---|---|
| Area Under Curve for serum total and free testosterone, IGF-1, and cortisol | Blood samples will be collected every 2 hours, for 24 hours. |
| Measure | Description | Time Frame |
|---|---|---|
| Area Under Curve for serum pro and anti-inflammatory cytokines | Blood samples will be collected every 4 hours, for 24 hours. |
Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Marco Tulio Mello, PhD | Federal University of São Paulo | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Associação Fundo de Incentivo à Pesquisa | São Paulo | São Paulo | 04020-050 | Brazil |
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| ID | Term |
|---|---|
| D012892 | Sleep Deprivation |
| ID | Term |
|---|---|
| D020920 | Dyssomnias |
| D012893 | Sleep Wake Disorders |
| D009422 | Nervous System Diseases |
| D009461 | Neurologic Manifestations |
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| ID | Term |
|---|---|
| D012890 | Sleep |
| ID | Term |
|---|---|
| D009424 | Nervous System Physiological Phenomena |
| D055687 | Musculoskeletal and Neural Physiological Phenomena |
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|
| Normal sleep | Other | This group will perform 24 sets of 10 maximum repetitions of eccentric contractions for quadriceps and and will be able to sleep the 3 nights. During whole protocol, it will be collected several blood samples for evaluation of hormones, cytokines and muscle damage parameters. It will be also evaluated isometric strength and pain. |
|
| D012816 |
| Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
| D001523 | Mental Disorders |