Can Earbuds and Headphones Cause Hearing Loss? What Science Says

Earbuds and headphones have become part of everyday life.

People use them for music, podcasts, video calls, gaming, online classes, and watching videos. Many spend hours each day listening through devices placed inside or over their ears.

But can this everyday habit actually damage hearing?

The scientific evidence shows that listening to sufficiently loud sound for long enough can cause hearing damage, whether the sound comes through earbuds, headphones, speakers, or another source.

According to the National Institute on Deafness and Other Communication Disorders (NIDCD), listening to music at high volume through earbuds or headphones is a recognized source of potentially harmful noise exposure.

The World Health Organization (WHO) similarly identifies unsafe use of personal audio devices as a contributor to the worldwide risk of noise-induced hearing loss.

However, that does not mean earbuds are automatically dangerous or that everyone who uses headphones will experience hearing loss.

The most important variables involve sound intensity, exposure duration, and how frequently loud listening occurs.

This article examines the evidence behind headphone-related hearing loss, what decibel levels mean, how earbuds compare with over-ear headphones, and what recent research reveals about listening habits.

Research and source information reviewed October 23, 2026.

Can Earbuds Really Cause Hearing Loss?

Yes. Earbuds can expose the ears to sound levels capable of causing noise-induced hearing loss.

The same applies to conventional headphones and other personal audio devices.

The NIDCD explains that sound can damage delicate structures within the inner ear when it is sufficiently loud or when exposure continues for extended periods.

In particular, intense sound can injure or destroy sensory hair cells within the cochlea.

These cells play an essential role in converting sound vibrations into electrical signals that travel toward the brain.

Unlike certain animals, humans do not naturally regenerate destroyed cochlear hair cells.

As a result, noise-related hearing damage can be permanent.

However, the risk is associated with the acoustic exposure rather than simply wearing earbuds.

Quiet or moderate listening conditions are different from repeated exposure to very loud sound.

Source: NIDCD — Noise-Induced Hearing Loss

How Loud Can Headphones Actually Get?

Headphones can produce a wide range of sound levels.

The actual output varies depending on the device, audio content, connected equipment, settings, and listening conditions.

According to the NIDCD, music played through headphones at maximum volume can reach approximately 94–110 A-weighted decibels (dBA).

For comparison, normal conversation is typically around 60–70 dBA.

Common sound levels

Source: NIDCD — Noise-Induced Hearing Loss

These figures are approximate ranges.

They do not mean every pair of headphones produces 110 dBA, or that all motorcycles and theaters have identical sound levels.

They illustrate how much sound intensity can vary across everyday activities.

What Are Decibels, and Why Does Listening Time Matter?

Sound intensity is commonly expressed using decibels (dB).

When environmental or occupational sound exposure is assessed, measurements often use A-weighted decibels, written as dBA.

The A-weighting system accounts for differences in human hearing sensitivity across sound frequencies.

Decibels are not a simple linear scale

A change of 10 dB represents a tenfold change in sound intensity.

For example, a sound measured at 90 dB has approximately ten times the sound intensity of a sound measured at 80 dB, when comparing equivalent acoustic quantities.

This does not mean it sounds ten times as loud to a listener.

Perceived loudness and physical sound intensity are different concepts.

Why exposure duration matters

The risk associated with loud sound depends partly on how long the exposure continues.

A brief period at one sound level is not equivalent to listening at that level continuously for several hours.

The WHO uses a weekly sound-exposure framework to illustrate this relationship.

Under its adult safe-listening reference, the allowable duration decreases as sound intensity rises.

Source: WHO — Deafness and Hearing Loss: Safe Listening, March 2026

These are population-level public-health reference values, not guarantees of safety for every individual.

Actual exposure can vary during playback, and overall sound exposure also includes other sources beyond headphones.

Is 85 Decibels the Maximum Safe Headphone Volume?

The number 85 dBA appears frequently in articles about hearing loss.

However, its meaning depends on the standard being discussed.

The U.S. National Institute for Occupational Safety and Health (NIOSH) has established a recommended occupational noise exposure limit of 85 dBA averaged over an eight-hour workday.

Under this occupational model, allowable exposure duration decreases by half for every 3 dB increase.

For example:

Source: CDC/NIOSH — Understanding Noise Exposure Limits

An important qualification is that this is an occupational exposure model, designed around working conditions and long-term workplace exposure.

It is not identical to the WHO's weekly recreational listening reference.

The differences do not indicate that the scientific organizations disagree about whether sufficiently loud sound can damage hearing.

They reflect different exposure frameworks, assumptions, and intended applications.

Neither 85 dBA nor any other single number should be interpreted as a universal line separating completely harmless sound from guaranteed hearing damage.

Are Earbuds More Dangerous Than Over-Ear Headphones?

This is one of the most frequently debated questions about headphone safety.

Earbuds sit within or near the ear canal.

Over-ear headphones surround the ears.

Because of these differences, people sometimes assume that earbuds must be more harmful.

However, the available evidence does not establish that over-ear headphones are inherently safer than earbuds at equivalent sound exposure levels.

In a February 2026 article published by the University of Rochester Medical Center, neurotologist Dorothy Pan, MD, PhD, explained that sound level and listening duration are more important than the physical headphone category.

What actually differs between the designs?

The presence of earbuds inside the ear canal does not, by itself, establish greater hearing damage.

The actual sound pressure reaching the auditory system matters.

Likewise, larger headphones are not automatically protective.

Different products can have substantially different maximum output levels and sound-isolation characteristics.

Source: University of Rochester Medical Center — Are Earbuds Bad for Your Ears? February 19, 2026

Do Noise-Cancelling Headphones Protect Hearing?

Noise cancellation is an increasingly common feature in both earbuds and over-ear headphones.

It is important to distinguish between two concepts.

Passive noise isolation

Passive isolation refers to the physical reduction of external sound caused by the fit and materials of an earbud or headphone.

A well-sealed earbud or a closed headphone earcup can reduce certain surrounding sounds.

Active noise cancellation

Active noise cancellation, often abbreviated ANC, uses microphones and electronic processing to reduce selected incoming sounds.

It is particularly effective against some relatively consistent background noises.

What does the WHO say?

The WHO identifies well-fitted and noise-cancelling headphones as technologies that can reduce the need to increase playback volume in noisy environments.

For example, reducing background sound may allow music or spoken audio to remain audible at a lower level.

However, active noise cancellation does not make high-volume playback harmless.

Nor does every consumer noise-cancelling headphone provide certified protection against hazardous environmental noise.

Its actual performance depends on design, fit, and the characteristics of surrounding sound.

Sources:

• WHO — Safe Listening
• University of Rochester Medical Center — Earbuds and Hearing Health

How Many Young People Are Exposed to Unsafe Listening Levels?

Research has identified potentially harmful recreational listening as a significant global public-health concern.

A systematic review and meta-analysis published in BMJ Global Health in 2022 analyzed 33 studies, represented by 35 records, involving 19,046 people ages 12–34.

The studies examined unsafe listening practices associated with personal listening devices and loud entertainment venues.

Researchers estimated that:

• 23.81% of studied personal-device users were exposed to unsafe listening practices, based on pooled estimates.
• Unsafe exposure at loud entertainment venues was also common.
• Approximately 670 million to 1.35 billion adolescents and young adults worldwide could be at risk of hearing loss from unsafe recreational listening.

What does this estimate mean?

The figure does not mean that more than one billion young people have already developed hearing loss.

It describes an estimated population potentially exposed to unsafe sound levels.

The review also reported considerable variation among the included studies, which limits the precision of these estimates.

Its findings support concerns about recreational sound exposure but do not establish that every person using personal audio devices will experience hearing damage.

Source: Dillard et al. (2022) — Prevalence and Global Estimates of Unsafe Listening Practices, BMJ Global Health

What Did the Apple Hearing Study Find?

One of the largest research efforts involving everyday sound exposure concluded its original data-collection program in 2026.

The Apple Hearing Study began in 2019 through a collaboration between:

• University of Michigan School of Public Health
• Apple
• World Health Organization, as a data analysis collaborator

Its final report was published on September 30, 2026.

Study scale

According to the University of Michigan:

The study collected information on headphone sound exposure, environmental noise, hearing assessments, and other hearing-related measures.

An important finding about headphone exposure

In its March 2021 analysis, the research team reported that approximately one in ten participants had an average headphone sound exposure exceeding the WHO's safe-listening reference.

This was a finding from that particular analysis, not a claim that one in ten people developed hearing loss.

The study also investigated environmental noise, tinnitus, and differences between perceived hearing ability and audiometric measurements.

What can the study tell us?

The Apple Hearing Study demonstrates the scale at which personal audio and environmental sound exposure can now be researched.

However, the participating population was not a random sample of all U.S. adults.

Its measurements and questionnaire findings should not automatically be interpreted as representative of every age group, device user, or listening behavior.

The final report did not establish that headphone use causes hearing loss in a fixed percentage of users.

Source: University of Michigan — Apple Hearing Study Final Report, September 30, 2026

What Does the World Health Organization Say About Children and Headphones?

Children are included in WHO's work on safe listening.

In 2019, the WHO and International Telecommunication Union published a standard for safe-listening devices and systems.

It defined two reference exposure modes:

The WHO-ITU standard also describes technologies intended to help consumers understand their listening exposure.

These include:

• Sound-dose monitoring
• Notifications about cumulative sound exposure
• Volume-limiting functions
• Parental volume controls

These benchmarks represent public-health guidance, not clinical measurements of an individual's hearing.

The document also does not establish that a particular brand of children's headphones will consistently deliver a specified sound level under all conditions.

Source: WHO-ITU — Safe Listening Devices and Systems, 2019

Does the 60% Headphone Volume Rule Have Scientific Support?

The WHO's March 2026 safe-listening guidance includes a recommendation to keep playback volume no higher than approximately 60% of the device's maximum setting.

However, there is an important technical limitation.

A 60% volume setting is not a standardized decibel measurement.

The acoustic output associated with a particular setting can vary depending on:

• The audio device
• Headphone sensitivity
• The sound recording
• Audio processing and system settings
• Connected amplifiers or other equipment

Therefore, it would be inaccurate to claim that setting every pair of headphones to 60% produces exactly 80 dB.

The WHO's broader framework emphasizes sound exposure measured in decibels and listening duration.

The percentage-based recommendation is a general public-health rule, not a precise measurement.

Source: WHO — Safe Listening, March 2026

Can Loud Headphone Listening Cause Tinnitus?

Tinnitus is the perception of sound without a corresponding external source.

It is commonly described as ringing, buzzing, humming, or hissing.

The NIDCD identifies noise exposure as a recognized cause of tinnitus.

Tinnitus can occur after exposure to loud music, including recreational activities involving amplified sound.

The WHO explains that some people experience temporary ringing or muffled hearing after intense sound exposure.

However, repeated or prolonged exposure may cause lasting auditory damage and persistent symptoms.

Tinnitus has many possible associations beyond personal audio use.

Its presence alone does not establish that headphones or earbuds caused it.

Sources:

• NIDCD — Tinnitus
• WHO — Safe Listening

Can Hearing Recover After Listening to Loud Music?

Some temporary hearing changes associated with loud noise can resolve.

The NIDCD describes a phenomenon called a temporary threshold shift, in which hearing sensitivity decreases following sound exposure and later improves.

The agency reports that some temporary hearing loss may disappear within approximately 16–48 hours.

However, apparent recovery of hearing thresholds does not guarantee that all underlying auditory structures remain unaffected.

Research suggests that some damage may persist even when conventional hearing sensitivity appears to return to its previous level.

Permanent noise-induced hearing loss may occur when sound damages sensory structures that humans cannot naturally regenerate.

This is another reason the concepts of temporary hearing changes and permanent hearing damage should not be confused.

Source: NIDCD — Noise-Induced Hearing Loss

Can Smartphone Features Measure Headphone Sound Exposure?

Some modern smartphones and associated audio devices include features designed to estimate sound exposure.

These systems may display:

• Estimated headphone audio levels
• Listening duration
• Cumulative sound exposure
• Noise notifications
• Volume-limiting settings

The Apple Hearing Study used information from supported Apple devices to examine both environmental sound and headphone audio exposure.

The WHO-ITU safe-listening standard also recommends that personal listening systems provide sound-dose tracking.

However, a smartphone's sound-exposure estimate is not necessarily equivalent to a laboratory measurement inside an individual's ear.

Measurement accuracy depends on the supported hardware, software, calibration assumptions, and listening conditions.

A phone's external microphone is also not automatically an accurate measurement of the sound level produced inside an earbud.

For these reasons, device-generated figures should be interpreted according to the measurement method used.

Sources:

• University of Michigan — Apple Hearing Study Final Report
• WHO-ITU — Safe Listening Devices and Systems

Does Using Headphones Every Day Automatically Damage Hearing?

No.

The fact that someone uses headphones every day does not establish that harmful exposure is occurring.

An individual's sound exposure depends on the combination of intensity, duration, and frequency.

For example, extended listening at a relatively low sound level differs from repeated exposure to very loud sound.

The WHO expresses this distinction through its weekly listening-exposure model.

The NIDCD similarly explains that sounds at or below approximately 70 dBA are unlikely to cause hearing loss even after long exposure, while longer or repeated exposure at higher levels can be harmful.

Therefore, the scientifically supported concern is excessive sound exposure, not simply the frequency with which headphones are worn.

Sources: NIDCD and WHO.

What Does the Research Establish — and What Doesn't It?

Some common claims about earbuds and headphones are more strongly supported than others.

The distinction between evidence, assumptions, and simplified internet claims is particularly important in hearing-health content.

Frequently Asked Questions

Can earbuds cause permanent hearing loss?

Yes. Loud sound delivered through earbuds can damage inner-ear structures and contribute to permanent noise-induced hearing loss.

Are AirPods worse for hearing than regular headphones?

There is no strong evidence that a particular in-ear category is inherently more damaging than over-ear headphones at equivalent sound exposure. Risk depends substantially on sound intensity and listening duration.

How many hours of headphone use can damage hearing?

There is no single number that applies to all volume levels. The WHO's adult reference allows approximately 40 hours per week at 80 dB but only four hours per week at 90 dB.

Is 80 dB safe for headphones?

The WHO uses 80 dB for 40 hours per week as an adult safe-listening reference. This is a population-level guideline, not a guarantee of risk-free exposure for every individual.

Is 100 dB too loud for headphones?

The WHO's reference permits approximately 20 minutes per week at 100 dB. The much shorter duration illustrates how rapidly sound-exposure allowances decrease as intensity increases.

Are over-ear headphones safer than earbuds?

Not automatically. Sound level and duration are more important than whether the device sits in or around the ear.

Can noise-cancelling earbuds damage hearing?

Yes. Noise cancellation does not prevent harmful exposure if the audio itself is sufficiently loud. The WHO notes that noise cancellation can reduce the need to raise volume in noisy surroundings.

Can headphones cause ringing in the ears?

Loud noise exposure is a recognized possible contributor to tinnitus. However, ringing in the ears can have other causes, and its presence does not establish a particular source.

Does the 60% volume rule guarantee safe listening?

No. The same percentage setting can produce different sound levels across devices. The WHO's recommendation is a general guideline rather than a universal decibel conversion.

Can children experience noise-induced hearing loss from headphones?

Yes. The NIDCD recognizes that noise-induced hearing loss can occur at any age. The WHO-ITU standard includes a separate, lower sound-exposure reference for children.

Does listening to podcasts carry the same risk as listening to music?

The relevant factor is sound exposure, not whether the audio is spoken or musical. Either type of content can be played at low or high levels.

Is Bluetooth itself responsible for noise-induced hearing loss?

Noise-induced hearing loss concerns acoustic sound exposure. Bluetooth is a wireless communication technology and does not determine the sound pressure reaching the ear.

Final Thoughts: The Device Matters Less Than the Sound Exposure

Earbuds and headphones are widely used for communication, entertainment, work, and education.

Scientific evidence confirms that they can deliver sound at levels capable of damaging hearing.

However, the type of device alone does not determine whether harmful exposure occurs.

The most important factors are how loud the sound is, how long exposure continues, and how often it is repeated.

The WHO's safe-listening benchmarks, NIDCD's explanations of noise-induced hearing loss, and the University of Michigan's large-scale hearing research all support a more accurate understanding of these factors.

Not every headphone user will develop hearing loss.

Not every earbud is inherently more harmful than a larger headphone.

And not every listening session produces the same level of risk.

The evidence points to sound exposure itself as the central issue, rather than simply whether someone uses earbuds, AirPods, or over-ear headphones.

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Related reading:

10 Early Signs of Hearing Loss in Adults (and What to Do Next)

References and Sources

1. National Institute on Deafness and Other Communication Disorders (NIDCD). Noise-Induced Hearing Loss. National Institutes of Health. Causes, sound-level examples, and mechanisms of hearing damage.

2. World Health Organization (2026). Deafness and Hearing Loss: Safe Listening. Published March 6, 2026. Sound exposure, listening duration, headphones, and public-health guidelines.

3. WHO & International Telecommunication Union (2019). Safe Listening Devices and Systems: A WHO-ITU Standard. Adult and child sound-exposure references and device-monitoring features.

4. Centers for Disease Control and Prevention / NIOSH (2024). Noise-Induced Hearing Loss. Occupational exposure limits and hearing damage.

5. CDC/NIOSH. Understanding Noise Exposure Limits: Occupational vs. General Environmental Noise. The 3-dB exchange rate and limitations of occupational noise standards.

6. Dillard, L. K., et al. (2022). Prevalence and Global Estimates of Unsafe Listening Practices in Adolescents and Young Adults: A Systematic Review and Meta-Analysis. BMJ Global Health, 7(11), e010501. DOI: 10.1136/bmjgh-2022-010501.

7. University of Michigan School of Public Health (2026). Celebrating Findings From the Apple Hearing Study. Published September 30, 2026. Final report on more than 268,000 adult participants and large-scale sound exposure measurements.

8. University of Rochester Medical Center (2026). Are Earbuds Bad for Your Ears? What Parents and Adults Should Know. Published February 19, 2026. Expert explanations concerning earbuds, over-ear headphones, sound exposure, and noise cancellation.

9. NIDCD. How Loud Is Too Loud?. Sound-intensity examples and explanation of decibels.

10. NIDCD. Tinnitus. Educational information about tinnitus and its relationship to hearing-related conditions.

Editorial disclosure

This article summarizes publicly available educational materials, peer-reviewed studies, and research reports from the NIH, WHO, CDC/NIOSH, University of Michigan, and University of Rochester Medical Center.

Audiology Digital did not conduct independent acoustic measurements or test particular headphone products.

Sound levels and listening durations are attributed to the organizations publishing them. Different public-health and occupational standards are not presented as interchangeable.

Research estimates of unsafe listening exposure are not presented as observed cases of hearing loss.

Medical information disclaimer

This article is intended solely for general education and discussion of published hearing-health research. It does not provide medical advice, evaluate individual listening habits or symptoms, diagnose hearing loss, recommend treatment, or establish whether a particular device is medically appropriate. Public-health exposure references should not be interpreted as individualized medical assessments.