Ear ringing is almost always a symptom called tinnitus, and it signals that something has changed in your auditory system. It is not a disease on its own. In most cases, the underlying cause is some degree of hearing loss, whether from noise exposure, aging, or another condition affecting the inner ear. About 15 to 20 percent of people experience tinnitus at some point, and understanding what’s behind it can help you figure out whether yours is temporary, manageable, or worth getting checked out.
Why Your Brain Creates Phantom Sound
The ringing you hear doesn’t actually come from your ear. It originates in your brain. When the tiny hair cells in your inner ear are damaged, whether by loud noise, aging, or medication, they send fewer signals to the brain’s hearing centers. Your brain responds to this reduced input by turning up its own activity, essentially compensating for the missing signal. Neurons in the auditory system begin firing spontaneously at higher rates, and groups of neurons start synchronizing with each other in ways they normally wouldn’t.
At the same time, the brain’s sound-processing map physically reorganizes. Neurons that used to respond to the damaged frequencies start reacting to neighboring frequencies instead, overrepresenting sounds at the edge of your remaining hearing. The brain also loses some of its normal inhibitory control, the built-in braking system that keeps neural activity in check. The result of all this rewiring is a phantom sound, typically at or near the frequency range where your hearing has declined. This is why the pitch of tinnitus often matches the specific frequencies you’ve lost.
The Most Common Causes
Noise exposure and age-related hearing loss account for the majority of tinnitus cases. Age-related hearing loss typically begins around 60, and as it progresses, the brain’s compensatory changes can unmask or amplify tinnitus that may have been building for years. A single extremely loud event, like a concert or explosion, can trigger ringing that starts immediately. Repeated moderate exposures over time, like years of working around machinery, can do the same thing more gradually.
Beyond hearing loss, a surprisingly wide range of conditions can cause or worsen ear ringing:
- Earwax buildup or blockages: Excessive earwax, congestion, or even a loose hair against the eardrum can produce ringing that resolves once the obstruction is cleared.
- Jaw problems: Damage to the temporomandibular joint (TMJ), which sits right next to the ear canal, can trigger tinnitus through nerve and muscle connections.
- Head and neck injuries: Trauma can disrupt nerve pathways, blood flow, or muscle function in ways that produce phantom sound.
- Medical conditions: High blood pressure, thyroid disorders, anemia, and Ménière’s disease all list tinnitus as a possible symptom.
- Stress, anxiety, and depression: These don’t necessarily cause tinnitus, but they can intensify existing ringing and make it harder to ignore.
Medications That Can Trigger Ringing
More than 200 medications are considered potentially harmful to the inner ear. The most well-known culprits are certain antibiotics used for serious bacterial infections, platinum-based chemotherapy drugs, and loop diuretics (water pills that help the body shed excess fluid). Aspirin, one of the most common over-the-counter drugs, can cause temporary tinnitus at high doses. Other NSAIDs like ibuprofen carry a similar risk. Quinine-based medications used for malaria are another established trigger.
In many cases, medication-related tinnitus is reversible once you stop taking the drug or lower the dose. But some medications, particularly certain antibiotics and chemotherapy agents, can cause permanent inner ear damage. If ringing starts shortly after beginning a new medication, that timing is worth noting and bringing up with whoever prescribed it.
Temporary vs. Permanent Ringing
After a single loud event, like a concert or a fireworks show, ringing typically starts right away and fades by the next day. This is your auditory system recovering from a temporary overload. But if the noise was extreme enough, or if you’ve accumulated too many of these exposures over time, the damage can become permanent and the ringing won’t fade.
The 48-hour mark is a useful checkpoint. Tinnitus that persists beyond a couple of days after a noise event is more likely to reflect lasting damage rather than temporary irritation. That doesn’t mean it will stay at the same intensity forever, as the brain often adapts over weeks and months, but it does suggest something has shifted in your hearing.
When Ringing Is a Warning Sign
Most tinnitus is subjective, meaning only you can hear it, and it’s typically a steady tone in both ears. This is the most common and least concerning type. But certain patterns deserve prompt attention.
Ringing in only one ear can occasionally signal an acoustic neuroma, a noncancerous growth on the nerve connecting the inner ear to the brain. About 9 out of 10 people with this type of tumor experience hearing loss in just one ear, often accompanied by one-sided tinnitus and balance problems. These tumors are rare, but one-sided symptoms are the key reason to get checked.
Pulsatile Tinnitus
If the sound you hear pulses in sync with your heartbeat, like a rhythmic whooshing, that’s a distinct condition called pulsatile tinnitus. Unlike the more common steady ringing, this type is often caused by actual blood flow that your ear is picking up. It can sometimes even be heard by a doctor using a stethoscope, making it one of the rare forms of “objective” tinnitus.
The causes of pulsatile tinnitus are vascular: narrowing of the carotid artery, abnormalities in the veins near the ear, increased pressure inside the skull, or arteriovenous malformations where arteries connect directly to veins. These conditions matter because some of them carry a real risk of stroke or other serious complications. Pulsatile tinnitus that sounds like a low-pitched whooshing, especially if pressing on the side of your neck changes the sound, points toward a venous cause. A higher-pitched pulsing may suggest an arterial issue. Either way, pulsatile tinnitus warrants imaging to identify the source.
How Tinnitus Is Managed
There is no pill that cures tinnitus. Management focuses on reducing how much the ringing affects your daily life, and for many people, that improvement is substantial. The brain is remarkably good at learning to filter out constant signals, which is why most people with tinnitus find it less intrusive over time even without treatment.
The most studied approach is tinnitus retraining therapy, which combines educational counseling with low-level background sound delivered through ear-level devices. The idea is to help the brain reclassify the tinnitus signal as neutral and unimportant, similar to how you stop noticing the hum of a refrigerator. A large randomized trial found that about half of participants across all treatment groups showed clinically meaningful reductions in how much tinnitus affected them over 18 months. Notably, improvement occurred in every group, including the standard care group, reinforcing that tinnitus tends to become less bothersome over time regardless of the specific intervention.
A newer option is bimodal neuromodulation, which pairs sound through headphones with mild electrical stimulation on the tongue. The idea is to encourage the brain to reverse some of the abnormal rewiring that produces tinnitus. In a clinical trial of 326 participants, 12 weeks of treatment reduced tinnitus severity scores by about double the threshold considered clinically meaningful, and over 86% of participants who completed treatment showed improvement. A device called Lenire is available in some markets for this purpose.
Simpler strategies also help. Many people find relief from sound masking, using a fan, white noise machine, or background music to reduce the contrast between the ringing and silence. Hearing aids, when hearing loss is present, can reduce tinnitus by restoring the input the brain has been missing. Addressing contributing factors like jaw tension, earwax, stress, or blood pressure problems can sometimes reduce or eliminate the ringing entirely.