- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT00733941
Interval Training in Young Healthy Individuals
Interval Training: Training, Detraining and Retraining; an Interventional Study
Individuals who participate in regular physical exercise possess a lower prevalence of cardiovascular risk factors such as hypertension, type 2 diabetes, obesity and hypercholesterolemia, and aerobic exercise is therefore considered an important adjuvant therapy in risk factor modification and to promote health.
The main focus of the present study is therefore to detect how rapid it is possible to increase aerobic capacity with interval running exercise.
The hypothesis is that it is possible to improve maximal oxygen uptake faster when increasing training frequency. The total gain in maximal oxygen uptake will however be the same between the two groups when they have performed the same amount of training
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
We will perform aerobic interval training at an intensity of 90-95% of maximum heart rate in healthy individuals. The subjects will be randomly assigned to carry out a total of 24 exercise-sessions, either at 3 times per week or 8 times per week.
The two groups will carry out 24 training sessions before 8 weeks of detraining will provide how rapidly aerobic capacity is lost due to inactivity. After the detraining period a retraining phase is introduced to detect if improvements in aerobic capacity occur more rapidly compared to before the first training period
The subjects will be tested for oxygen uptake, pumping capacity of the heart, blood volume, skeletal muscle enzyme activity, endothelial function.
Undersøgelsestype
Tilmelding (Faktiske)
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiesteder
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Trondheim, Norge, 7489
- NTNU
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Trondheim, Norge, 7020
- Norwegian University of Science and Technology
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- BMI<27, non-smokers, train less that 1-2 times per week, VO2max <60 for male and <50 for female.
Exclusion Criteria:
- Hypertension, diabetes and cardiovascular disease.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Ingen (Åben etiket)
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
|
Eksperimentel: High frequency training
24 interval exercises performed 8 times per week
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24 training sessions, 8x weekly, followed by detraining phase 8 weeks, and retraining
|
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Eksperimentel: Normal frequency training
24 interval exercises performed 3 times per week
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24 training sessions, 3x weekly, followed by detraining phase 8 weeks, and retraining
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Oxygen uptake
Tidsramme: Before and after the training-, detraining- and retraining-phase
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Before and after the training-, detraining- and retraining-phase
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Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Cardiac function and skeletal muscle enzyme activity
Tidsramme: After training, detraining and retraining
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After training, detraining and retraining
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Samarbejdspartnere og efterforskere
Efterforskere
- Ledende efterforsker: Øivind Rognmo, PhD, Norwegian University of Science and Technology
- Ledende efterforsker: Ulrik Wisløff, Professor, National Taiwan Normal University
Publikationer og nyttige links
Datoer for undersøgelser
Studer store datoer
Studiestart
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Andre undersøgelses-id-numre
- 4.2008.1755
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