Tinnitus is the perception of sound when no external sound is present. It affects roughly 14.4% of adults worldwide and shows up as ringing, buzzing, humming, hissing, whooshing, or roaring in one or both ears. For most people, the sound is mild and comes and goes. For about 2% of adults, it’s severe enough to interfere with daily life.
What Tinnitus Sounds Like
The classic description is “ringing in the ears,” but tinnitus takes many forms. Some people hear a high-pitched tone, others a low hum or a static-like hiss. The pitch can be low, medium, or high, and it can shift over time or stay consistent. Common descriptions include buzzing, clicking, humming, whooshing, and roaring. In rare cases, people hear fragments of music or melodies, sometimes called musical hallucinations.
The sound can be constant or intermittent, present in one ear or both. It may be barely noticeable in a noisy room but become overwhelming in quiet environments, especially at night. Some people describe it as living inside their head rather than coming from a specific ear.
Pulsatile Tinnitus: The Rhythmic Type
A smaller group of people experience pulsatile tinnitus, a thumping or swooshing noise that beats in time with their heartbeat. In a real sense, they’re hearing their own blood flow. This happens when blood moves faster or more turbulently than normal through vessels near the ears.
Pulsatile tinnitus has a different set of underlying causes than the more common ringing type. It can be linked to anemia (which increases blood flow), high blood pressure, atherosclerosis (narrowed arteries creating turbulent flow), hyperthyroidism, or abnormal blood vessel formations near the ear. Because it often points to a vascular issue, pulsatile tinnitus always warrants medical evaluation.
How Tinnitus Changes With Movement
Some people notice their tinnitus shifts in volume or pitch when they move their head, clench their jaw, or turn their neck. This is called somatic tinnitus, and it happens because sensory signals from the jaw and cervical spine can influence how the brain processes sound. If you can make your tinnitus louder by clenching your teeth or turning your head to one side, that’s a clue the condition has a physical, musculoskeletal component. This distinction matters because somatic tinnitus sometimes responds to treatments targeting the jaw or neck, like physical therapy or dental intervention.
The Secondary Symptoms
The phantom sound itself is only part of the picture. What makes tinnitus disruptive is the cascade of secondary effects it creates. In one UK audiology clinic, nearly 70% of patients seeking help for tinnitus reported symptoms of insomnia. That tracks with the experience most people describe: the sound becomes loudest at bedtime, when background noise drops away, making it harder to fall asleep or stay asleep.
Difficulty concentrating is another common complaint. The constant internal sound competes for attention, making it harder to focus on conversations, reading, or work tasks. Over time, this can create frustration and fatigue that compounds the problem.
Anxiety and depression show up frequently alongside tinnitus. About 24% of tinnitus patients experience moderate or severe anxiety. That number climbs sharply with severity: among people who rate their tinnitus as severe, the anxiety rate reaches 40%, compared to roughly 11% in those who consider it mild. The relationship runs both ways. Stress and emotional distress can amplify how loud or intrusive the tinnitus feels, which in turn increases stress, creating a feedback loop that’s often harder to manage than the sound itself.
Temporary vs. Chronic Tinnitus
Not all tinnitus sticks around. After a loud concert or a night at a noisy bar, you might notice ringing that fades within a day or two. Noise-induced tinnitus from a single exposure typically resolves within one to two weeks. Tinnitus triggered by certain medications, particularly high-dose aspirin or certain antibiotics, can also be temporary and may fade once the medication is stopped or adjusted.
When tinnitus persists beyond a few months, it’s more likely to become a long-term condition. The general clinical guideline is that tinnitus lasting 12 months or longer has a high probability of being permanent, though some experts put that threshold at two years. About 10% of adults who experience tinnitus have the chronic form, defined as lasting longer than three months.
Medications That Can Trigger Tinnitus
Certain drug classes are known to cause or worsen tinnitus as a side effect. Aminoglycoside antibiotics, used for serious bacterial infections, are among the most recognized. Chemotherapy drugs carry similar risks. High doses of aspirin and other salicylates can trigger temporary tinnitus that usually resolves when the dose is reduced. Loop diuretics and quinine (used for malaria) round out the list of more common culprits. If tinnitus appears shortly after starting a new medication, that timing is worth mentioning to your prescriber.
Symptoms That Need Prompt Attention
Most tinnitus is bilateral, meaning it shows up in both ears. Tinnitus in only one ear is considered a clinical red flag. Unilateral tinnitus is a common early sign of both vestibular schwannoma (a benign tumor on the hearing nerve) and Ménière’s disease, so it needs further evaluation even if the sound itself is mild.
Several other symptom combinations signal something more urgent:
- Sudden hearing loss alongside new tinnitus is treated as an ear emergency, typically requiring same-day evaluation.
- Pulsatile tinnitus with sudden onset can indicate a vascular problem in the brain and needs imaging.
- Tinnitus with dizziness or vertigo suggests the inner ear’s balance system is involved.
- Tinnitus with facial weakness or numbness points to possible nerve involvement and requires immediate assessment.
- Persistent ear pain or drainage that doesn’t clear up with routine treatment warrants a specialist referral.
Bilateral tinnitus that develops gradually and stays steady is the most common pattern and the least likely to indicate a serious underlying condition. But any tinnitus that’s new, one-sided, or accompanied by hearing changes, dizziness, or pain is worth getting checked sooner rather than later.