Use of Low-level Laser Therapy (808nm) to Muscle Fatigue Resistance
October 29, 2013 updated by: Cleber Ferraresi
Use of Low-level Laser Therapy (808nm) to Muscle Fatigue Resistance: a Randomized Double-blind Crossover Trial
The study hypothesis is a improved muscle fatigue resistance induced by low-level laser therapy applied between sets of intense exercises.
Study Overview
Status
Completed
Conditions
Intervention / Treatment
Study Type
Interventional
Enrollment (Actual)
7
Phase
- Not Applicable
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
-
-
Natal
-
Rio Grande do Norte, Natal, Brazil, 59072-970
- Federal Univesity of Rio Grande do Norte
-
-
Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
18 years to 28 years (ADULT)
Accepts Healthy Volunteers
No
Genders Eligible for Study
Male
Description
Inclusion Criteria:
- healthy males
- physically active
- aged between 18-28 years old
Exclusion Criteria:
- smoker
- under medicine
- lower limb lesions limiting the flexion-extension of the knee joint
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Interventional Model: CROSSOVER
- Masking: TRIPLE
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
|---|---|
|
ACTIVE_COMPARATOR: Low-level laser therapy (LLLT)
Use of low-level laser therapy (LLLT) to induce a muscle fatigue resistance in intense exercises
|
Use of low-level laser therapy(LLLT)or placebo-LLLT applied on quadriceps femoris muscles between sets of isokinetic knee flexion-extension exercise
Other Names:
Other Names:
|
|
ACTIVE_COMPARATOR: Placebo low-level laser therapy (Placebo)
Use of low-level laser therapy (LLLT) placebo to induce a muscle fatigue resistance
|
Other Names:
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Maximum repetitions
Time Frame: 1 week
|
Evaluation of maximum repetitions of knee flexion-extension in isokinetic dynamometer.
Volunteers were assessed on Monday (pre evaluation - baseline), on Wednesday performed a session of exercises and on Friday were assessed again (final evaluation).
|
1 week
|
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Median Frequency
Time Frame: 1 week
|
Evaluation of median frequency by surface electromyography of quadriceps femoris muscles during maximum repetitions of knee flexion-extension in isokinetic dynamometer.
Volunteers were assessed on Monday (pre evaluation - baseline), on Wednesday performed a session of exercises and on Friday were assessed again (final evaluation).
|
1 week
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Collaborators
Investigators
- Principal Investigator: Cleber Ferraresi, MD, Universidade Federal de São Carlos
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
General Publications
- Ferraresi C, de Brito Oliveira T, de Oliveira Zafalon L, de Menezes Reiff RB, Baldissera V, de Andrade Perez SE, Matheucci Junior E, Parizotto NA. Effects of low level laser therapy (808 nm) on physical strength training in humans. Lasers Med Sci. 2011 May;26(3):349-58. doi: 10.1007/s10103-010-0855-0. Epub 2010 Nov 18.
- Vieira WH, Ferraresi C, Perez SE, Baldissera V, Parizotto NA. Effects of low-level laser therapy (808 nm) on isokinetic muscle performance of young women submitted to endurance training: a randomized controlled clinical trial. Lasers Med Sci. 2012 Mar;27(2):497-504. doi: 10.1007/s10103-011-0984-0. Epub 2011 Aug 26.
- Felismino AS, Costa EC, Aoki MS, Ferraresi C, de Araujo Moura Lemos TM, de Brito Vieira WH. Effect of low-level laser therapy (808 nm) on markers of muscle damage: a randomized double-blind placebo-controlled trial. Lasers Med Sci. 2014 May;29(3):933-8. doi: 10.1007/s10103-013-1430-2. Epub 2013 Sep 5.
- Ferraresi C, Hamblin MR, Parizotto NA. Low-level laser (light) therapy (LLLT) on muscle tissue: performance, fatigue and repair benefited by the power of light. Photonics Lasers Med. 2012 Nov 1;1(4):267-286. doi: 10.1515/plm-2012-0032.
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
April 1, 2013
Primary Completion (ACTUAL)
September 1, 2013
Study Completion (ACTUAL)
October 1, 2013
Study Registration Dates
First Submitted
October 22, 2013
First Submitted That Met QC Criteria
October 29, 2013
First Posted (ESTIMATE)
October 30, 2013
Study Record Updates
Last Update Posted (ESTIMATE)
October 30, 2013
Last Update Submitted That Met QC Criteria
October 29, 2013
Last Verified
October 1, 2013
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- CEP/UFRN 401/09
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.