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Stress and emotion

Interoception

The sense of what is happening inside your body, and why it shapes emotion.

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Reviewed by Shariq Refai, MD, MBA, FAPA. Verify: ORCID, Wikidata, NPI Registry, all links.

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Interoception is the perception of internal body states: heart rate, breathing, temperature, muscle tension, gut, bladder, hunger. It is the sensory system for the inside. It is also one of the main ingredients of what you experience as an emotion. Getting to know it changes how you notice, name, and respond to what your body is doing.

Interoception A stylized body outline with inward-pointing arrows from the heart, breath, gut, and muscles into the brain, representing internal signals reaching awareness. brain heart breath gut muscles Signals from the inside of the body Reaching conscious awareness A.D. Craig: the neuroscience of interoception
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What interoception does

Feeds emotion

You do not just feel sad or afraid in the mind. You feel it as a specific body pattern. Interoception is how you register that pattern.

Signals need

Hunger, thirst, fatigue, and physical illness all show up here first. When interoception is muted, needs get missed until they escalate.

Shapes anxiety

In panic disorder, ordinary body sensations get read as danger. The interoceptive signal is fine. The interpretation is not. That is what exposure therapy for panic targets.

Varies between people

Some people are highly aware of their internal state, sometimes uncomfortably so. Others are underconnected to it. Neither is a fault. Both can be worked with.

Trainable

Body-based practices, mindfulness, some forms of therapy, and simple daily attention to sensations all sharpen it. Sharper does not mean louder. It means more accurate.

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Worth knowing

Interoception matters because emotion is not something that happens to you and then registers in the body. It is closer to the reverse. The body produces the pattern, and the brain gives it a name. Which means that changing what the body is doing changes what the emotion is.

The term was formalized by physiologist A.D. Craig in the 2000s. Interoception is now foundational in modern emotion science, particularly in the constructionist model developed by Lisa Feldman Barrett.

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Interoception. Shrinkopedia, medically reviewed by Shariq Refai, MD, MBA. https://shrinkopedia.com/library/interoception/
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Shrinkopedia. (n.d.). Interoception. Medically reviewed by Shariq Refai, MD, MBA. https://shrinkopedia.com/library/interoception/
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