Interoception: The Sense of What Is Happening Inside You

Interoception is the sense of what is going on inside your body. It is how you know you are hungry, thirsty, warm or tired. It is the thump of your heart after you run for the bus. It is the full feeling that says stop eating, and the pressure that sends you to the bathroom. It is also the bodily side of emotion: a tight throat, a fluttery stomach, a heavy chest.

Most of us have never heard the word. Yet we use the sense all day, mostly without noticing. This page explains what interoception is, how it differs from other body senses, and how to practise it.

What interoception covers

Think of interoception as your body's inner weather report. Signals travel from your organs, blood vessels, skin and gut to your brain. Your brain reads them and turns them into feelings you can name. Some are simple needs: hunger, thirst, the urge to breathe deeper, the need to use the bathroom. Some are about state: warmth, cold, tiredness, a racing heart, a settled one.

Then there is the emotional side. Fear, excitement, calm and sadness all have a physical texture. You might feel nervousness as a hollow stomach, or relief as a long breath that arrives on its own. Many people notice an emotion in the body before they have a word for it.

Interoception vs proprioception and exteroception

Your body has more than one way of sensing itself, and the names are easy to mix up. Proprioception is your sense of position and movement. It tells you where your arm is without looking, and how much weight sits on each foot. Our explainer on awareness of body position covers that sense in detail.

Exteroception is every sense pointed outward: sight, hearing, smell, taste, and touch on the skin. These tell you about the world.

Interoception points inward. It tells you about your inner state rather than your place in space. A useful test: proprioception answers "where am I", interoception answers "how am I". The two often arrive together. When you lie down and sense your back on the floor, that is mostly position. When you then notice your breath slow and your stomach soften, that is interoception. For the bigger picture of the signals your body sends itself, see what somatic sensory information is.

Noticing, reading and attending

Researchers separate a few parts of this sense, and the split is handy. One part is accuracy: how well you detect a signal, such as counting your heartbeat without a pulse check. Another part is interpretation: what you make of the signal once you feel it. A fast heart can read as excitement to one person and as danger to another. A third part is attention: how much of your day you spend tuned to inner signals at all.

These parts do not always move together. Someone can be very sensitive to inner signals and still misread them. Someone else may feel very little and be quite relaxed about it. When people talk about practising interoception, they usually mean the attention part. Sometimes they also mean a kinder way of reading what they find.

Why researchers study interoception

Researchers have linked differences in interoception to anxiety, to autism, to eating disorders and to chronic pain. The links run in different directions and are far from fully understood. In anxiety, inner signals may feel louder or more alarming. In some eating disorders, hunger and fullness may be harder to read. In chronic pain, one signal may come to dominate the inner picture.

Two cautions matter here. First, a link is not a cause. Nobody knows yet whether altered interoception leads to these conditions, follows from them, or simply travels with them. Second, this page is education, not care for any condition. If you live with one of these, your care team remains the place for decisions about it. Gentle sensing practice can sit alongside that care, never instead of it.

How to practise interoception gently

Interoception is a sense, so attention is how you practise it. You do not train it like a muscle. You visit it, briefly and often, with curiosity rather than effort. Three simple doorways suit most people.

The first is breath. Sit or lie down and let your breathing be as it is. Where do you feel it move: the belly, the ribs, the collarbones, the nose? Does the in breath or the out breath feel longer? A minute is enough.

The second is a short body scan. Rest a hand on your belly or chest. Notice temperature, weight, and any movement under your palm. Then let your attention drift through your body from feet to head, pausing wherever something is easy to feel. Skip anywhere that is blank. Blank is information too.

The third is slow movement with attention. Roll your head gently from side to side. Or lie on your back and let your pelvis rock a little. Keep the movement small enough that you can follow your breath while you do it. Notice when you hold your breath, and when effort creeps in. If you would like a guided version, our somatic exercises for beginners lesson starts exactly there.

One caveat. For some people, turning attention inward raises anxiety at first, rather than lowering it. This is common with a history of panic, trauma or disordered eating. If that is you, keep your eyes open. Keep each practice to a minute or two. Let your attention go outward whenever you need to. Name three things you can see, feel your feet on the floor, and come back another day. Strong distress during inward attention is a reason to stop and speak with a mental health professional.

Where Feldenkrais® fits

The Feldenkrais® Method is movement education. Its group lessons are called Awareness Through Movement®, and they are built around exactly this kind of attention. You lie or sit, follow spoken instructions, and move slowly. Between movements you rest and notice: how your breath has changed, which side feels longer, where effort appeared. Breath, effort and ease are inner signals. So a lesson is also a long, guided practice of paying attention to them.

The research on the method itself is still emerging. Twenty randomised controlled trials have been gathered into one systematic review. It found "promising evidence" that Feldenkrais can improve functions such as balance (Hillier & Worley, 2015). The reviewers also rated the risk of bias in those trials as high. That review looked at the method in general and did not measure interoception. Read it as early evidence about the approach, not about inner sensing. Our Feldypedia entry on the Feldenkrais Method goes deeper into how a lesson works. Feldy delivers short daily audio lessons you can follow at home.

Alongside clinical care and other methods

Clinical care sits alongside this kind of practice. Under care for anxiety, an eating disorder, chronic pain or a heart condition? Keep that care going, and tell your clinician what you are exploring. A sudden change in inner signals is a question for a doctor, not for a body scan. That includes a new racing heart, breathlessness or pain.

Other methods approach inner sensing through their own mechanisms, and each is a fair choice. Yoga pairs breath with held and flowing shapes, often ending in a long rest devoted to sensing. Mindfulness meditation trains attention directly, usually in stillness, with the breath as an anchor. Tai chi uses slow, continuous standing movement and a steady rhythm of breath. Pilates asks for precise control of the trunk and brings sharp attention to the breath on each movement. Feldenkrais takes a different route: small, slow, varied movements with rest between, and attention to how you move.

Find where to start

Several gentle methods give you a regular place to practise noticing what is happening inside you. They suit different people, and the best one is the one you will actually return to.

Not sure which movement method fits you? Take the 60 second Movement Match quiz, then give the method it suggests a week and notice what changes.

Common Questions about interoception (FAQ)

What is the difference between interoception and proprioception?

Proprioception reports where your body is in space: the angle of your elbow, the weight on your left foot. Interoception reports the state of your insides: a full stomach, a fast heartbeat, warmth, the need to breathe. Both are senses of yourself, and both can be noticed on purpose. A third group, the outward senses like sight and hearing, is called exteroception.

What are some everyday examples of interoception?

Feeling hungry before lunch, or full halfway through a meal. Noticing your heart speed up before a phone call. Knowing you are thirsty, or too warm in your coat. Sensing that you need the bathroom. The heavy eyelids of tiredness. And the bodily side of feelings: a tight throat before tears, or a fluttery stomach before a talk.

What is the best way to improve interoception?

There is no single best way. Most approaches share one shape: short, calm attention to one inner signal at a time. Pause for a minute and feel where your breath moves. Rest a hand on your belly. Move slowly and notice how effort changes your breathing. Slow, attentive movement, such as an Awareness Through Movement lesson, gives you a steady stream of signals to notice.

What should I avoid when practising interoception?

Avoid turning it into a test. Hunting for a heartbeat you cannot feel, or judging yourself for noticing little, tends to tighten you. Avoid long sessions at the start, and avoid closing your eyes if that makes you uneasy. Do not use inner sensing to decide about medication, food intake or medical care. Those decisions belong with your clinician.

Is practising interoception safe, and who should take care?

For most people, noticing breath or a hand on the belly is very low risk. Some people find that attention inward raises anxiety at first. This is more common with a history of panic, trauma or an eating disorder. If that is you, keep your eyes open and keep each practice to a minute or two. Bring your attention outward to the room when you need to. Strong distress is a reason to stop and speak with a mental health professional.

How often should I practise noticing inner signals?

Little and often works well. One or two minutes, a few times a day, in moments that already exist. Waiting for the kettle, sitting down at your desk, lying in bed before sleep. Frequent short visits may suit a sense better than one long weekly effort. If you prefer structure, a short daily movement lesson gives the practice a regular home.

How long does it take to notice a difference?

Some things show up within a single pause. After a minute of attention, many people find their breath feels more distinct than before. Catching quieter signals, like thirst before a headache arrives, tends to grow over weeks of easy repetition. People differ a lot here, so let curiosity set the pace rather than a target.

When should I speak with a professional about interoception?

Speak with your doctor if inner signals change suddenly. A new racing heart, breathlessness, pain, or a loss of hunger or thirst all count. Those are medical questions, not awareness questions. Speak with a mental health professional if turning attention inward brings strong distress. The same applies if hunger and fullness have become difficult to read or trust. Clinical care sits alongside gentle practice; nothing here replaces it.