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Hearing loss caused by loud work noise is described by NIOSH as what?

Permanent but preventable.

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  1. Temporary and always reversible
  2. Permanent but preventable ✔
  3. Only a problem after age 65

Why: NIOSH says occupational hearing loss is permanent but preventable. Damage cannot be healed once it happens, so earmuffs or plugs should go on before the saw starts.

Huh, didn't know that: NIOSH notes decibels are logarithmic: a sound 10 dB louder than another is ten times more intense.

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References

Answer: Permanent but preventable. NIOSH says occupational hearing loss is permanent but preventable. Damage cannot be healed once it happens, so earmuffs or plugs should go on before the saw starts.

  1. NIOSH About Noise and Hearing Loss Prevention www.cdc.gov/niosh/noise/about/index.html
    Occupational hearing loss is permanent but preventable.
    Checked 2026-10-10.

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