Could the Occlusion Effect from Earplugs and Earmuffs Be Damaging My Hearing?

arca

Member
Author
Dec 5, 2024
1
Tinnitus Since
2014
Cause of Tinnitus
unknown
Hi everyone,

I've been dealing with hyperacusis and tinnitus, so whenever I go outside, I wear both earplugs and earmuffs to protect my hearing. Recently, I've started to worry about whether the occlusion effect could actually be harming my hearing further.

After wearing hearing protection for a while, I notice that my hearing feels "tired" (I'm not sure how else to describe it). It's as though my ears are strained even though I've been trying to avoid noise. Has anyone else experienced this? Could this be related to the occlusion effect?

I came across an article called "Natural Hearing Protection: Hands?" by Lawrence Yule, which includes a graph that shows some interesting—and concerning—data. The graph suggests that:
  • Sound levels while covering the ears are sometimes higher than the reference levels.
  • At frequencies under 40 Hz, sound levels exceed 100 dB when using fingers to block the ears, which seems dangerously high.
If this data is accurate, it makes me wonder:
  • Could hearing protection that causes the occlusion effect (like earplugs + earmuffs) damage hearing at lower frequencies?
  • Is this something I should be worried about when wearing my setup outdoors?
I've attached a screenshot of the graph and included a link to the article for context. I'd really appreciate hearing your thoughts or experiences on this!

Link to the article: https://lawrenceyule.com/2015/11/19/natural-hearing-protection-hands/

Thanks in advance for any insights you can share!

Screenshot of the graph:

newplot.png
 
I'm experiencing the exact same issue as you, and people have called me insane! I developed tinnitus in December 2024 after a strange series of events.

I used to work in a factory and always wore earplugs and earmuffs together. But one day, I wore only earmuffs, and my tinnitus seemed to start after that. I would have thought earmuffs alone were enough since they protect against gunshot sounds, but they ended up not protecting me.

I read an article that said wearing earmuffs can artificially increase auditory gain in the brain—essentially making your hearing system more sensitive. While you're wearing earmuffs, your brain amplifies all sounds because it thinks it's in a quiet environment when it's actually not.

 

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