Voluntarily popping your ears is completely normal, and most adults can do it to some degree. The ability hinges on opening the Eustachian tube, a small passage connecting the middle ear to the back of the throat, which is normally closed. Some people open it effortlessly with a jaw movement or a thought, while others need to pinch their nose and blow. The ease with which you can do it varies from person to person, and that variation itself is unremarkable, though it does have real implications for activities like flying and diving.
What Actually Happens When You Pop Your Ears
The Eustachian tube sits collapsed most of the time. It opens briefly during swallowing, yawning, or chewing, which is why these actions sometimes produce a faint click or pop. The tube is supported by cartilage and controlled by muscles, primarily one called the tensor veli palatini, which contracts to pull the tube open. When the tube opens, air moves between the throat and the middle ear cavity, equalizing pressure on both sides of the eardrum. That equalization is the “pop” you hear and feel.
In mammals, this is a distinctly narrow, muscle-controlled tube. Reptiles and birds, by contrast, have a wide-open connection between the throat and the ear that does not need active muscular effort to stay ventilated. The mammalian design is more complex, requiring active opening, but it also provides better protection against debris and infection reaching the middle ear.
Why Some People Can Do It Without Any Effort
Most people pop their ears by triggering the Eustachian tube indirectly: swallowing, yawning, or performing a deliberate pressure maneuver. But a subset of people can open the tube at will, without any visible jaw or throat movement, simply by flexing the right muscles. This hands-free method is sometimes called voluntary tubal opening, and it involves shifting the jaw or tensing muscles around the soft palate to push air through the Eustachian tubes.
Freediving training describes voluntary tubal opening as a distinct skill separate from the better-known maneuvers that require holding the nose.
People who can do this often report that they have always been able to, and they assume everyone can. They are usually surprised to learn that many people cannot open the tube without swallowing or nose-pinching. There is no formal estimate of what percentage of the population has this ability, partly because it is difficult to study something people do internally without visible external cues. But it is common enough that online communities dedicated to “ear rumblers” and voluntary ear poppers number in the hundreds of thousands.
The sound that accompanies voluntary opening can range from a soft click to a low rumble. When the tube walls peel apart repeatedly, the changing contact between their surfaces produces a clicking noise.
The Standard Pressure Equalization Techniques
If you cannot open the tube hands-free, you are in the majority, and several well-established techniques exist for forcing the tube open. These matter most during altitude changes or underwater descents, where pressure differences across the eardrum build up fast.
- Valsalva: Pinch your nose shut, close your mouth, and gently blow. This raises pressure in the throat and forces air up through the Eustachian tube. It generates the highest opening pressure among common techniques.
- Toynbee: Pinch your nose and swallow. The swallowing action opens the tube while the closed nose prevents air from escaping, directing it into the middle ear. This technique generates less force than the Valsalva.
- Frenzel: Pinch your nose and use the tongue as a piston, pushing it against the roof of the mouth to compress air upward. Divers prefer it because it does not involve the chest muscles and works at any lung volume.
A study comparing these maneuvers in a pressure chamber found that the Valsalva produced higher opening pressures and longer tube opening durations than the Frenzel, while the Toynbee produced lower pressures and shorter openings. Despite those differences, the actual frequency of successful equalization did not differ meaningfully among the three methods.
A separate study in healthy volunteers found that both the Valsalva and Toynbee succeeded in equalizing middle ear pressure in only about half of tested ears, reinforcing the point that no single technique works reliably for everyone.
When Ear Popping Becomes a Problem
If you find yourself constantly needing to pop your ears, or if the sensation of fullness never fully resolves, that can signal Eustachian tube dysfunction. This is a condition where the tube does not open or close properly, leading to a persistent feeling of pressure, clogging, or being “underwater.” People with this condition often report repeated Valsalva or jaw-thrust maneuvers throughout the day in an attempt to equalize pressure that keeps building back up. Other symptoms include crackling sounds, ringing, muffled hearing, and sometimes hearing your own voice or breathing unusually loudly.
The distinction between normal and problematic is mostly about frequency, effort, and whether it resolves. Popping your ears a few times during a flight descent is entirely normal. Needing to forcefully pop your ears dozens of times a day just to feel comfortable is not, and warrants a visit to an ear, nose, and throat specialist. The condition has its own diagnostic framework, and specialists can now measure Eustachian tube function objectively using tools like tubomanometry, which applies controlled pressure to the nose during swallowing and measures how well the tube responds.
Why Children Struggle More Than Adults
If you have flown with a screaming toddler, you have witnessed Eustachian tube immaturity in action. Children’s Eustachian tubes are shorter, more horizontal, and structurally different from adult tubes. In young children under four, the tube averages about 32 millimeters in length. By age five to seven it reaches about 36 millimeters, and by the late teenage years it grows to about 41 millimeters. The angle of the tube relative to the horizontal plane also increases with age, from about 17 degrees in young children to about 23 degrees in older children and teens.
These structural changes matter because a shorter, flatter tube is harder to open and close efficiently. The cartilage supporting it is less rigid in young children, and the fatty tissue surrounding the tube is proportionally thicker relative to the tube’s width, which may contribute to keeping the tube narrower and harder to ventilate. This is one reason middle ear infections are so common in early childhood: the tube does not drain or ventilate the middle ear as effectively as it will later.
The practical takeaway for parents is that babies and toddlers cannot pop their ears on command, and their anatomy makes passive equalization during altitude changes less reliable. Encouraging swallowing (through nursing, a bottle, or a pacifier) during aircraft descent is the best available workaround, since swallowing is the most natural trigger for tube opening at any age.
Ear Popping for Divers and Aviators
Underwater and at altitude, the ability to equalize ear pressure goes from a minor convenience to a safety requirement. Divers who cannot equalize risk barotrauma: the eardrum bulges inward under increasing water pressure, causing pain and potentially rupturing. Experienced freedivers train extensively in equalization, and the progression from Valsalva to Frenzel to voluntary tubal opening represents increasing skill. Voluntary tubal opening is especially valued because it works hands-free and does not depend on having air in the lungs, which matters during deep breath-hold dives.
Pilots face the same physics in reverse. During rapid ascents, air in the middle ear expands and usually vents passively through the Eustachian tube. But during descent, external pressure rises and the tube must be actively opened to let air back in. A study evaluating military aviators found that before entering a hypobaric chamber, about 93 percent had high-functioning Eustachian tubes on both sides. After the chamber session simulating altitude changes, the proportion with reduced function on at least one side rose noticeably, with roughly a fifth showing diminished scores. This suggests that even healthy, trained individuals experience temporary tube fatigue under pressure cycling.
For recreational flyers, the advice is simpler: start equalizing early during descent rather than waiting until your ears feel full. Once pressure has built up significantly, the Eustachian tube gets harder to open because the pressure difference itself presses the tube walls together. Chewing gum, swallowing water, or performing a gentle Valsalva before discomfort sets in is far more effective than trying to force the tube open once it is already compressed.
Opera Singers and Ear Pressure
A less obvious group that relies on ear equalization is trained singers. A pilot study of operatic singers found that participants had all independently developed techniques for equalizing middle ear pressure during performance, despite never having learned the medical terminology for what they were doing. The mechanism they used was identified as functionally equivalent to the Frenzel maneuver rather than the Valsalva.
The singers reported that equalizing ear pressure enhanced their perception of high-frequency voice resonance, gave them greater confidence during performance, and improved their sense of auditory clarity. In challenging acoustic environments or at altitude (touring singers perform in venues at varying elevations), the technique helped them maintain consistent internal feedback about their own voice. The reported downsides included a tendency toward habitual use, mild ear discomfort when the maneuver was performed too forcefully, visible distraction of the audience if the jaw movement was noticeable, and the risk of “under-singing” by relying too heavily on the enhanced internal sound perception rather than projecting fully.
This is a neat example of how a basic physiological ability, one that many people use only during flights, gets refined into a performance tool in specialized contexts.
The Evolutionary Backstory
The Eustachian tube exists in all land vertebrates with a tympanic (drum-based) middle ear, but its form differs dramatically across species. In reptiles, the connection between the throat and the ear is broad and permanently open. In mammals, the tube narrowed during evolution and became dependent on muscular action to open. The tensor veli palatini, the muscle most responsible for opening the tube, is derived from the same embryonic tissue as certain jaw muscles in non-mammalian ancestors. Some researchers have proposed it is homologous to one of the pterygoid muscles that reptiles use for jaw movement, though others have suggested a link to a different jaw muscle group.
One hypothesis about why humans are especially prone to Eustachian tube problems compared to other primates involves the adaptation of the surrounding muscles for speech. Comparative studies have found significant differences between humans and monkeys in the muscles around the Eustachian tube. In humans, the levator veli palatini, a muscle that lifts the soft palate during speech and swallowing, may paradoxically constrict rather than dilate the tube during swallowing in some individuals. This paradoxical constriction is also seen in certain monkey models with chronic middle ear fluid buildup, leading to the hypothesis that chronic ear problems in some humans may be a trade-off of adaptations that enabled speech.
Can Ear Popping Run in Families
There is very little formal research on whether the ability to pop your ears voluntarily is heritable. The anatomy of the Eustachian tube and its surrounding muscles certainly has a genetic component, since skull base shape, palate structure, and muscle attachment points all vary among individuals and follow familial patterns. But no large study has mapped voluntary ear popping as a discrete inherited trait.
There is, however, a curious case report of two siblings who could both voluntarily produce and suppress ear clicks and a related palatal tremor simply by “thinking” about starting or stopping the sounds. Both siblings had the same unusual degree of conscious control over muscles that most people cannot voluntarily activate. Whether this represents a learned family behavior, a shared anatomical variant, or a genuine genetic trait remains unknown, but it does suggest that at least some forms of voluntary ear control cluster within families.
Anecdotally, people who can pop their ears on command frequently report that a parent or sibling can do the same thing. This could easily be coincidence, shared learning from a young age, or genuine inheritance. The honest answer is that nobody has studied it rigorously enough to say.
The Clicking and Rumbling Sounds
People who pop their ears voluntarily often describe two distinct sounds. One is a click, which corresponds to the tube walls separating as the tube opens. When peritubal muscles contract and the Eustachian tube opens, the walls peel apart from their resting collapsed position, producing a brief clicking sound. Repeated openings generate a series of clicks.
The other common sound is a low rumble, which people sometimes describe as sounding like distant thunder or a low hum. This is typically attributed to the tensor tympani muscle, a small muscle attached to the eardrum. Some people can contract this muscle voluntarily, causing the eardrum to tighten and vibrate slightly, producing the rumbling sensation. This is a separate phenomenon from Eustachian tube opening, though both can occur together and people often conflate them. The rumbling does not equalize pressure; it just produces a sound that you feel inside your head.
Neither the clicking nor the rumbling, when produced voluntarily and painlessly, indicates any problem. They are simply the acoustic byproducts of muscles doing their job in a space that happens to be right next to your hearing apparatus. If the sounds occur involuntarily, persistently, or with pain, that is a different story and worth getting checked, as involuntary clicking or spasms of the palatal muscles can occasionally indicate a movement disorder or muscular issue. But the voluntary version, where you make it happen and can stop it at will, is benign.