Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Hearing loss and postural balance performance in adults and the elderly in ELSA-Brazil.

Revista de saude publica·2026
Same author

Environmental noise exposure in schools in São Paulo, Brazil: potential noise sources and health impacts among teachers.

Scientific reports·2026
Same author

Steady-State Auditory Evoked Potentials in Workers Exposed to Occupational Noise.

La Medicina del lavoro·2025
Same author

Translation and cross-cultural adaptation of a questionnaire for assessing hyperacusis in Williams syndrome.

Arquivos de neuro-psiquiatria·2025
Same author

Enhancing Hearing Protection: Evaluating Innovative Training Modalities for Optimal Fitting Outcomes.

La Medicina del lavoro·2025
Same author

Electrodermal activity and subjective annoyance in speech recognition tasks with noise as stress indicators.

International journal of audiology·2025

Related Experiment Video

Updated: Mar 28, 2026

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique
11:39

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique

Published on: September 7, 2022

2.7K

Training on hearing protector insertion improves noise attenuation.

Alessandra Giannella Samelli1, Clayton Henrique Rocha1, Patrícia Theodósio1

  • 1Department of Physical Therapy, Speech-Language Pathology and Audiology, and Occupational Therapy, School of Medicine, Universidade de São Paulo, São Paulo, SP, Brazil.

Codas
|December 23, 2015
PubMed
Summary
This summary is machine-generated.

Training significantly improves hearing protector effectiveness. A study showed that individuals trained in proper insertion achieved higher sound attenuation, confirmed by both objective and subjective measurements, compared to untrained individuals.

More Related Videos

Modified Experimental Conditions for Noise-Induced Hearing Loss in Mice and Assessment of Hearing Function and Outer Hair Cell Damage
07:13

Modified Experimental Conditions for Noise-Induced Hearing Loss in Mice and Assessment of Hearing Function and Outer Hair Cell Damage

Published on: February 10, 2023

3.0K
Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
09:44

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss

Published on: January 25, 2016

20.0K

Related Experiment Videos

Last Updated: Mar 28, 2026

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique
11:39

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique

Published on: September 7, 2022

2.7K
Modified Experimental Conditions for Noise-Induced Hearing Loss in Mice and Assessment of Hearing Function and Outer Hair Cell Damage
07:13

Modified Experimental Conditions for Noise-Induced Hearing Loss in Mice and Assessment of Hearing Function and Outer Hair Cell Damage

Published on: February 10, 2023

3.0K
Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
09:44

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss

Published on: January 25, 2016

20.0K

Area of Science:

  • Occupational Health and Safety
  • Audiology
  • Biomedical Engineering

Background:

  • Proper insertion of hearing protection devices (HPDs) is crucial for effective noise reduction.
  • Variability in HPD insertion techniques can lead to suboptimal attenuation.
  • Objective and subjective methods are used to assess HPD performance.

Purpose of the Study:

  • To evaluate the impact of training on the efficacy of hearing protector insertion.
  • To compare attenuation values measured by objective (MIRE) and subjective (REAT) methods.
  • To determine if training enhances attenuation compared to manufacturer-specified levels.

Main Methods:

  • Eighty male subjects were divided into two groups: experimental (trained) and control (untrained).
  • Both groups underwent occupational history assessment and objective (MIRE) and subjective (REAT) hearing protector evaluations.
  • Only the experimental group received specific training on proper hearing protector insertion techniques.

Main Results:

  • Significantly higher attenuation values were observed in the trained (experimental) group across all tested frequencies (500, 1000, 2000, 4000 Hz).
  • Both objective (MIRE) and subjective (REAT) measurements corroborated the superior performance of properly inserted HPDs.
  • Attenuation in the untrained (control) group was lower than the levels specified by the hearing protector manufacturers.

Conclusions:

  • Training in proper hearing protector insertion significantly enhances sound attenuation.
  • Both objective and subjective assessment methods confirm the efficacy of training.
  • Untrained individuals may not achieve adequate hearing protection, highlighting the importance of user education.