International Journal of Audiology is the dedicated supplemental issue the recently published by the National Hearing Conservation Association (NHCA).

This issue includes research that highlights:

  • Lessons learned from the use of new methodologies in studying hearing sensitivity after exposure to drug therapies that may cause hearing damage
  • Potential barriers to implementing engineering noise controls in manufacturing
  • NIOSH-supported research on major sources of noise in daily working life
  • NIOSH-supported research on how different hearing protection devices perform across a wide range of impulse sounds
  • The effectiveness of hearing protection-enhancement devices for gunshots
  • The history and impact of the NIOSH and NHCA Safe-in-Sound Excellence in Hearing Loss Prevention Award™

To view the full article, visit:

To view the special supplemental issue, visit:

For classes on Hearing and Noise conservation, visit: