If you are asking whether noise cancelling is bad for your ears, the short answer is that for most people, the noise-cancelling process itself is not the main risk. The bigger risk is how loud the sound reaching your ears is and how long you listen, and noise cancelling is not hearing protection.
Is noise cancelling bad for your ears?
As of November 2026, the headphone maker Anker says in a post dated November 3, 2026 that current evidence does not point to the noise-cancelling process as the main hearing risk. Its view is that what matters more is your total sound exposure: how loud you listen, how long, and how often. This is the maker's position.
Noise cancelling works by picking up steady outside sound with microphones and playing an opposing signal that partly cancels it. It does not need your music turned up to work. The hearing risk still comes mainly from the level and duration of sound that reaches your ears.
Hearing damage can build up slowly. Johns Hopkins notes that loud noise can damage your hearing, whether from a loud burst or from years of prolonged exposure. It also estimates that approximately 15 percent of adults 18 and older report some trouble hearing, and the risk rises with age.
Is noise cancelling good for your ears, and is it worth it?
It can be, in one specific way. Anker reports a 2022 study indexed by PubMed that tested 23 adults with normal hearing in quiet and in simulated subway noise. With noise-cancelling canal earphones, the average preferred listening level stayed below 75 dBA, while the other tested configurations averaged above 85 dBA. Anker says the World Health Organization therefore recommends well-fitted noise-cancelling headphones in noisy places, because less background noise can reduce the urge to turn the volume up.
Whether it is worth it depends on where you listen. Noise cancelling suits focus on a train, a flight or a busy office. An open-ear design can make more sense when you need to hear traffic, announcements or people around you.
What do the studies on noise-cancelling headphones actually show?
The trials below were indexed on PubMed, the U.S. National Library of Medicine's database. They measured pain, anxiety and focus in specific settings. Whether daily use affects hearing over years is still an open question.
| Study | Who was tested | What it reported |
|---|---|---|
| 2024 surgery headphone trial | 90 patients having laparoscopic surgery under general anesthesia, with noise-cancelling headphones or without | Movement-related pain in the 24 hours after surgery was significantly lower in the headphone group (score 2.7 vs 4.0 on a 10-point scale). Opioid use was also significantly lower (44.2 mg vs 51.3 mg). |
| 2025 earmuff trial | 86 patients having laparoscopic surgery, with noise-cancelling earmuffs or standard care (earmuffs, not headphones) | Moderate-to-severe pain on the third postoperative day was 7.1% vs 25%. Sleep disturbances on that day were 19.0% vs 40.9%. |
| 2012 prostate biopsy trial | 88 men having a prostate biopsy, with no headphones, noise-cancelling headphones, or music headphones | The music group had the lowest pain scores. The authors noted no apparent effect for headphones alone on pain or anxiety. |
| 2023 treadmill music study | Participants on a treadmill test, with music with or without noise-cancelling features, or a control group | The control group had more associative thoughts about attention than the two music groups. No other measure differed significantly. |
Is noise cancelling bad for tinnitus?
Tinnitus is a sound you hear without an outside source, often ringing, roaring, buzzing, hissing or clicking. As of November 2026, Johns Hopkins says there is currently no known way to stop it, but it lists several options that may help some people. Its tinnitus overview does not show noise-cancelling headphones as one of those options.
What it does list is sound-based help. Maskers or sound generators “provide help for some people by making tinnitus less noticeable.” Harvard Health, in its piece on new thinking about tinnitus, says: “Listening to white noise or nature sounds might make tinnitus seem quieter.” It suggests a white noise machine, sleep headphones, earbuds or a wearable sound-masking device. Separately, our brain song comparison covers brainwave audio programs, notes that none have independent clinical trials, and is not about tinnitus. The Cleveland Clinic tinnitus program says its audiologists may recommend a device worn in the ear, and that they “may also recommend headphones or earbuds playing sounds you enjoy.”
Harvard describes bimodal stimulation, which pairs sound with gentle taps, as new. It quotes Stephane Maison saying these devices “aren't yet widely recommended as there's not enough evidence that they work, but preliminary results are encouraging.”
Harvard also reports a 2023 Scientific Reports study of almost 300 people with normal hearing tests, ages 18 to 72. Compared with people without tinnitus, those with chronic tinnitus showed a loss of auditory nerve fibers and increased brain activity. Nerve regeneration in humans is a research goal, and Harvard says it is “unclear when or if it will” happen.
Harvard notes that in rare cases tinnitus comes from a tumor or cyst pressing on the auditory nerve, an earwax buildup, or blood vessel damage. If you have tinnitus despite a normal hearing test, Harvard advises reporting it to your primary care doctor or an ear, nose and throat specialist.
| Option | What the source says | Who it may suit |
|---|---|---|
| Hearing aids | Johns Hopkins: may help some people with tinnitus who have hearing loss. Harvard: not recommended for people with normal hearing test results. | People with tinnitus and measurable hearing loss |
| Cochlear implants | Johns Hopkins: an option for people with tinnitus and severe hearing loss | People with tinnitus and severe hearing loss |
| Maskers or sound generators | Johns Hopkins: make tinnitus less noticeable for some people | People who want the sound less noticeable |
| Tinnitus retraining therapy | Johns Hopkins: counseling combined with maskers, taught by an ENT or audiologist | People who want structured help |
| Cognitive behavioral therapy and mindfulness | Cleveland Clinic offers these; Harvard lists mind-body therapies | People whose tinnitus is tied to anxiety or stress |
| Medicines | Johns Hopkins: some may ease tinnitus by addressing a linked problem | Decided with your clinician |
| Bimodal stimulation devices | Harvard: not yet widely recommended; preliminary results encouraging | Research-stage option, discuss with a clinician |
Ask each clinic what its tests and devices cost before you book.
Which headphones are safest for your ears?
Anker says neither over-ear headphones nor in-ear earbuds are automatically safer because of their shape. Fit matters more. A poor seal can reduce noise isolation and bass, which may tempt you to turn the volume up, while a tip that is too tight can cause soreness even at a moderate level.
| Style | How Anker describes it | Who it may suit |
|---|---|---|
| Over-ear with noise cancelling | Combines earcup isolation with ANC | People who want focus at home or on a commute |
| In-ear with noise cancelling | Relies more on the ear-tip seal | People who get a secure seal without pinching |
| Open-ear | The ear canal stays open, so surrounding sounds are easier to hear. Very noisy places can make audio harder to hear, which may push the volume up. | People who need to hear traffic, announcements or people nearby, such as while walking or working around others |
What are the side effects of noise-cancelling headphones?
Anker describes a pressure-like or “blocked ear” feeling, especially when strong low-frequency noise suddenly drops away. It says this sensation can be uncomfortable, but it is not the middle-ear pressure change you get during take-off, landing or diving, and it should not be treated as a sign of hearing damage.
If it bothers you, Anker suggests trying a lower cancellation level, switching to transparency or awareness mode, adjusting the fit, or taking the earbuds out for a while.
| Sign | What to do, per the source |
|---|---|
| Persistent ringing or buzzing | Anker: give your ears a break; if symptoms keep returning, a hearing check is more useful than switching to stronger ANC |
| Muffled hearing, pain or dizziness | Anker: stop and give your ears a break |
| Difficulty following speech after listening | Anker lists it as a sign to take seriously |
| Sudden hearing loss in one or both ears, or hearing that worsens over days or weeks | Anker reports UK NHS guidance (a foreign public health service) calling for urgent assessment through a GP or NHS 111 |
Is it healthy to wear noise-cancelling headphones, and how long is safe?
Anker says daily use is not automatically harmful. Keep your total exposure in mind rather than a single time limit. Its guide uses World Health Organization figures: 80 dB for up to 40 hours a week, and 90 dB cuts that to about four hours.
| Sound level (per Anker's WHO figures) | Weekly listening allowance |
|---|---|
| 80 dB | Up to 40 hours per week |
| 90 dB | About four hours |
Anker's practical habits: keep volume moderate, using no more than about 60% of maximum as a simple WHO guide or staying below an average 80 dB when your device shows a level. It cites RNID advice of at least five minutes every hour when listening through headphones.
Is noise cancelling bad for your brain or your sleep?
The trials above measured pain, anxiety and focus, not brain health. The brain finding in this article is about tinnitus, not headphones: the 2023 Scientific Reports study linked chronic tinnitus to increased brain activity. For more on new studies about the brain, see brain health research news.
Johns Hopkins notes that tinnitus can make it hard to sleep. The 2025 earmuff trial found fewer sleep disturbances on the third day after surgery in the earmuff group. None of the trials tested wearing noise-cancelling headphones to sleep, so ask your clinician about sleep use if you rely on headphones at night.
Is noise cancelling bad for your ears on a plane?
Anker says the pressure feeling from ANC is not the middle-ear pressure change you get during take-off, landing or diving, so the two should not be confused. For listening advice on flights, ask your clinician.
Does noise cancelling affect sound quality?
Anker says ANC works best on steady, low-frequency sound, and is less effective on sudden or higher-pitched sound.
| Type of sound | How ANC handles it, per Anker |
|---|---|
| Steady low rumble, such as a train, aircraft engine or air conditioning | Works particularly well |
| Nearby speech, a door closing or a dog barking | Harder to cancel completely |
A poor seal reduces both isolation and bass, so fit affects sound quality as well as comfort.
What is still unknown?
The long-term hearing effects of daily ANC use are still open. Anker's view that ANC is not the main hearing risk is the maker's position, and it rests on volume and time rather than long follow-up of ANC users. Whether noise cancelling helps tinnitus is not established; the masking options above are the ones the sources list.
Before you decide
- Keep the volume moderate and take regular breaks, as Anker and RNID advise.
- Choose a fit that is comfortable; soreness or pressure is a reason to adjust it or switch modes.
- If ringing keeps returning, a hearing test and a visit to an ear, nose and throat specialist are the next step.
- Ask any clinic what its tests and devices cost before you book.
By SterlingMedicalCenter.org Editorial Team
This article is for general information purposes only and does not constitute medical advice. Consult your doctor or qualified healthcare provider before making changes to your health routine.