The Influence of Light Exposure on Exercise Performance Dependent on Chronotype.

NCT ID: NCT02203539

Last Updated: 2015-07-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

74 participants

Study Classification

INTERVENTIONAL

Study Start Date

2014-07-31

Study Completion Date

2015-05-31

Brief Summary

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The purpose of this study is to determine if an exposure to light in the evening has a positive influence on physical performance regarding endurance, strength and reaction time.

Detailed Description

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Conditions

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Endurance Performance Reaction Time Muscle Strength

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

BASIC_SCIENCE

Blinding Strategy

NONE

Study Groups

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bright light

Intervention: exposure to bright light

Group Type EXPERIMENTAL

exposure to bright light

Intervention Type OTHER

exposure to bright light for 60 minutes of duration

blue-enriched light

Intervention: exposure to blue-enriched light

Group Type EXPERIMENTAL

exposure to blue-enriched light

Intervention Type OTHER

exposure to blue-enriched light for 60 minutes of duration

normal light

Intervention: exposure to normal light

Group Type EXPERIMENTAL

exposure to normal light

Intervention Type OTHER

exposure for 60 minutes in duration

Interventions

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exposure to normal light

exposure for 60 minutes in duration

Intervention Type OTHER

exposure to bright light

exposure to bright light for 60 minutes of duration

Intervention Type OTHER

exposure to blue-enriched light

exposure to blue-enriched light for 60 minutes of duration

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* BMI 18 to 30 kg/m2
* endurance performance \>= 55 ml/min/kg peak oxygen uptake

Exclusion Criteria

* cardiovascular disease
* renal dysfunction
* shiftworking
* travels over time zones in the last 4 weeks
* high blood pressure (systolic blood pressure \>170mmHg, diastolic blood pressure \>100mmHg)
* depression
Minimum Eligible Age

18 Years

Maximum Eligible Age

35 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

Yes

Sponsors

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University of Basel

OTHER

Sponsor Role lead

Responsible Party

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Arno Schmidt-Trucksäss

Prof Arno Schmidt-Trucksäss, MD, MA

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Arno Schmidt-Trucksäss, Prof Dr

Role: PRINCIPAL_INVESTIGATOR

Departement of Sports, Exercise and Health, University of Basel

Locations

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Department for Sport, Exercise and Health, Section Sports and Exercise Medicine, University of Basel

Basel, , Switzerland

Site Status

Countries

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Switzerland

Other Identifiers

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EKNZ 2014-056

Identifier Type: -

Identifier Source: org_study_id

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