What Noises Cause Hearing Loss? | NCEH (2024)

Sounds May Be Louder Than What You Hear

How loud something sounds to you is not the same as the actual intensity of that sound. Sound intensity is the amount of sound energy in a confined space. It is measured in decibels (dB). The decibel scale is logarithmic, which means that loudness is not directly proportional to sound intensity. Instead, the intensity of a sound grows very fast. This means that a sound at 20 dB is 10 times more intense than a sound at 10 dB. Also, the intensity of a sound at 100 dB is one billion times more powerful compared to a sound at 10 dB.

Two sounds that have equal intensity are not necessarily equally loud. Loudness refers to how you perceive audible sounds. A sound that seems loud in a quiet room might not be noticeable when you are on a street corner with heavy traffic, even though the sound intensity is the same. In general, to measure loudness, a sound must be increased by 10 dB to be perceived as twice as loud. For example, ten violins would sound only twice as loud as one violin.

The risk of damaging your hearing from noise increases with the sound intensity, not the loudness of the sound. If you need to raise your voice to be heard at an arm’s length, the noise level in the environment is likely above 85 dB in sound intensity and could damage your hearing over time.

What Noises Cause Hearing Loss?  | NCEH (2024)

FAQs

What Noises Cause Hearing Loss? | NCEH? ›

Noise above 70 dB over a prolonged period of time may start to damage your hearing. Loud noise above 120 dB can cause immediate harm to your ears.

What sounds are affected by hearing loss? ›

This leads to misunderstand- ings and misuse of verb tense, pluralization, and possessives, as well as nonagreement of subjects and verbs. Children with a hearing loss often cannot hear quiet speech sounds such as “s,” “sh,” “f,” “t,” and “k” and therefore do not include them in their speech.

What is the excessive sound that causes hearing loss? ›

Sounds at 85 dBA can lead to hearing loss if you listen to them for more than 8 hours at a time. Sounds over 85 dBa can damage your hearing faster. The safe listening time is cut in half for every 3-dB rise in noise levels over 85 dBA.

What sounds should you be avoiding? ›

Sounds that reach 85 decibels or higher can harm a person's ears. Sound sources that exceed this threshold include familiar things, such as power lawn mowers (90 decibels), subway trains (90 to 115 decibels), and loud rock concerts (110 to 120 decibels).

What can cause hearing loss? ›

Factors across the life span
  • cerumen impaction (impacted ear wax)
  • trauma to the ear or head.
  • loud noise/loud sounds.
  • ototoxic medicines.
  • work related ototoxic chemicals.
  • nutritional deficiencies.
  • viral infections and other ear conditions.
  • delayed onset or progressive genetic hearing loss.
Feb 2, 2024

What are 3 things that can cause hearing loss? ›

How hearing loss can occur
  • Damage to the inner ear. Aging and loud noise can cause wear and tear on the hairs or nerve cells in the cochlea that send sound signals to the brain. ...
  • Buildup of earwax. ...
  • Ear infection or unusual bone growths or tumors. ...
  • Ruptured eardrum, also known as tympanic membrane perforation.
Mar 30, 2023

What sounds do you lose first with hearing loss? ›

The high frequencies goes first because the hair cells that detect higher pitches are the first to receive the sound waves - so they work much harder than the rest. When understanding your hearing loss, you might see the information expressed in Hertz and Decibels.

What are the noises that you find intolerable? ›

However, some common noises that people find intolerable include loud, sudden or high-pitched sounds, such as construction noise, traffic noise, and barking dogs. Closing windows and doors. Using earplugs or noise-cancelling headphones.

Is the hearing loss due to everyday sounds? ›

Everyday sounds typically do not damage your hearing. However, many people participate in activities that produce harmful sound levels, such as attending loud sporting events and music concerts, and using power tools, which repeated over time will cause hearing loss.

What are the 3 types of hearing loss? ›

There are three basic types of hearing loss:
  • Conductive hearing loss.
  • Sensorineural hearing loss.
  • Mixed hearing loss.

What is the most annoying sound to the human ear? ›

The Top 10 Most Annoying Sounds
  • Nails on a chalkboard. This one is a classic and is universally considered one of the most hated sounds. ...
  • Car alarms. ...
  • Loud chewing or slurping. ...
  • Fingernails on a hard surface. ...
  • Squeaky doors or hinges. ...
  • High-pitched screeching. ...
  • Heavy construction noises. ...
  • Persistent honking or sirens.
Oct 5, 2023

What are 5 unpleasant sounds? ›

The most unpleasant sounds as indicated by participants in the study are listed below:
  • Knife on a bottle.
  • Fork on a glass.
  • Chalk on a blackboard.
  • Ruler on a bottle.
  • Nails on a blackboard.
  • Female scream.
  • Angle grinder.
  • Brakes on a cycle squealing.
Dec 28, 2018

What sound do you hate to hear? ›

The nation's least favorite sounds are hearing someone scratching on a chalkboard (26% say this is the most irritating noise), chewing with their mouth open (14%), farting (13%), or talking loudly (11%).

What is the hidden cause of hearing loss? ›

There is still plenty of research to be done in this area, but initial research suggests that hidden hearing loss is caused by damage to cells in the hearing organ (cochlea) in the inner ear.

Can headphones cause hearing loss? ›

Many experts believe the escalation is due, in part, to increased use of headphones. According to James E. Foy, DO, an osteopathic pediatrician from Vallejo, California, listening through headphones at a high volume for extended periods of time can result in lifelong hearing loss for children and teens.

What is an ear stroke? ›

It can range in severity and be temporary or permanent. Some people may use the term “ear stroke” to refer to sudden hearing loss, but medical professionals use the term “sudden sensorineural hearing loss,” or SSHL. Most cases of SSHL occur without a known cause.

What sounds are hard to hear with sensorineural hearing loss? ›

It is hard to tell high-pitched sounds (such as "s" or "th") from one another. Other people's voices sound mumbled or slurred. You have problems hearing when there is background noise.

What sounds are affected by sensorineural hearing loss? ›

About Sensorineural Hearing Loss

Soft sounds may be hard to hear. Even louder sounds may be unclear or may sound muffled. This is the most common type of permanent hearing loss.

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