Prolonged exposure to sound levels above 70 decibels (dB)
can cause hearing loss
, while sound levels above 120 dB can cause immediate harm to the ears.
Therefore, sound levels above 70 dB are too high for conversation.
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How loud is too loud?
You shouldn't listen to music , or be exposed to any noise, at 85 decibels for more than 8 hours at a time, said Gordon Hughes, program officer of clinical trials at the National Institute on Deafness and Other Communication Disorders (NIDCD).
How Loud Can You Play Music Without Damaging Your Hearing?
Continued exposure to noise above 70 dBA (adjusted decibels) over time will cause hearing loss. The volume (dBA) and the length of exposure to the sound will tell you how…
Common Noise Levels - Noise Awareness Day
If HVAC is too quiet, unwanted conversations and other distracting noises will be heard. Productivity is affected. Follow recommended background noise reduction design criteria for typical occupancies in Architectural Graphic…
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Noise consists of infinite single sources frequencies. Human ear audible frequency range is from 20Hz up to 20000Hz (above that are ultrasounds). Typical speechless noise activities in a business office…
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Top of the page Harmful Noise Levels Topic OverviewThe effects of noise on hearing vary among people. Some people's ears are more sensitive to loud sounds, ...
Harmful Noise Levels | Michigan Medicine
Some people's ears are more sensitive to loud sounds, especially at certain frequencies. (Frequency means how low or high a tone is.) But any sound that is ...
Harmful Noise Levels | HealthLink BC