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

Hearing01:31

Hearing

53.1K
When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.
53.1K

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

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

International journal of audiology·2025
Same author

Evaluation of Auditory Evoked Potentials in Neuromyelitis Optica Spectrum Disorder.

Journal of integrative neuroscience·2025

Related Experiment Video

Updated: Sep 19, 2025

Author Spotlight: Optimizing EAS with Long Electrodes for Enhanced Cochlear Coverage and Hearing Preservation
03:49

Author Spotlight: Optimizing EAS with Long Electrodes for Enhanced Cochlear Coverage and Hearing Preservation

Published on: October 11, 2024

924

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

Alessandra Giannella Samelli1, Camila Maia Rabelo1, Daiane Alves Martins2

  • 1Department of Physiotherapy, Speech-Language and Hearing Sciences and Occupation Therapy, School of Medicine, University of São Paulo, São Paulo, Brazil.

La Medicina Del Lavoro
|June 19, 2025
PubMed
Summary
This summary is machine-generated.

Training significantly improves hearing protection device (HPD) fitting and attenuation. In-person demonstrations and videos were most effective for increasing personal attenuation ratings (PAR).

More Related Videos

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

474
Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
09:44

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss

Published on: January 25, 2016

19.4K

Related Experiment Videos

Last Updated: Sep 19, 2025

Author Spotlight: Optimizing EAS with Long Electrodes for Enhanced Cochlear Coverage and Hearing Preservation
03:49

Author Spotlight: Optimizing EAS with Long Electrodes for Enhanced Cochlear Coverage and Hearing Preservation

Published on: October 11, 2024

924
Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

474
Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
09:44

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss

Published on: January 25, 2016

19.4K

Area of Science:

  • Audiology
  • Occupational Health
  • Biomedical Engineering

Background:

  • Effective hearing protection device (HPD) fitting is essential for achieving adequate sound attenuation.
  • Training interventions are critical for improving the proper use of HPDs.

Purpose of the Study:

  • To evaluate the impact of different training modalities on the personal attenuation rating (PAR) of earplug hearing protection devices.
  • To compare the effectiveness of in-person demonstrations, package reading, video instructions, and no intervention on HPD fitting.

Main Methods:

  • 52 adults inexperienced with HPDs fitted earplugs, with PAR measured via real-ear attenuation at threshold (REAT) and microphone-in real-ear (MIRE).
  • Participants were randomized into four groups: in-person demonstration (G1), package reading (G2), video (G3), and no intervention (G4).
  • PAR was reassessed post-intervention, with data analyzed using ANOVA and Fisher Exact test.

Main Results:

  • All intervention groups (G1, G2, G3) showed significant increases in PAR compared to the control group (G4) using both REAT and MIRE.
  • Post-intervention PAR improvements were significant for G1, G2, and G3 (REAT) and G1 and G3 (MIRE).
  • MIRE measurements indicated a higher "pass" rate for HPD fitting in G1, G2, and G3 compared to G4 after training.

Conclusions:

  • Training interventions, irrespective of the method, demonstrably enhance correct earplug HPD fitting and increase PAR.
  • Individual in-person demonstrations and video-based training emerged as the most effective methods for improving HPD attenuation.