Where do emotions live — in the mind, or in the body?

Have you ever noticed how fear tightens the chest, or how sadness seems to drain the legs of their weight? These are not metaphors. Research suggests that emotions have consistent, measurable locations in the body — and that our capacity to sense them may be the very foundation of how we understand ourselves and one another.

When participants are asked to color a body silhouette to indicate where they feel activation or suppression during different emotional states, a remarkably consistent spatial structure emerges. Anger concentrates in the chest and arms. Fear activates the chest and head. Happiness produces widespread activation across the whole body. Sadness quiets the limbs. These patterns are statistically reliable and, critically, replicate across cultures: cross-cultural studies comparing Northern European and East Asian samples find strong topographical agreement, with differences appearing mainly in intensity, not in location.

What underlies this structure is interoception, that is, the brain's continuous sensing and prediction of internal physiological signals. The insular cortex integrates cardiac, visceral, and autonomic input into representations of bodily state. In predictive processing frameworks, emotions are not passively received: they are actively constructed as the brain reconciles its expectations about the body with incoming interoceptive signals. In other words, when you feel something, your brain is not simply reading a signal, but it is making its best guess about what is happening inside you.

The implications extend to social cognition. Interoceptive accuracy correlates with faster and more precise recognition of emotional expressions in others, and with better sensitivity to emotional valence under perceptual ambiguity. Neuroimaging reveals overlapping insular activation during both interoceptive and empathy tasks — consistent with embodied simulation accounts, in which perceiving another person's emotion recruits a partial bodily resonance in the observer. To feel with someone, it seems, the body must be involved.

Culture modulates this system at the interpretive level: attentional habits, emotional vocabulary, and display norms vary widely across human societies. But the underlying physiological topography appears to be a shared substrate. The body provides the structure; conceptual and cultural systems provide the meaning.

Reference and further reading:

Nummenmaa, L., Glerean, E., Hari, R., & Hietanen, J. K. (2014). Bodily maps of emotions. Proceedings of the National Academy of Sciences, 111(2), 646-651.

Nummenmaa, L., Hari, R., Hietanen, J. K., & Glerean, E. (2018). Maps of subjective feelings. Proceedings of the National Academy of Sciences, 115(37), 9198-9203.

Volynets, S., Glerean, E., Hietanen, J. K., Hari, R., & Nummenmaa, L. (2020). Bodily maps of emotions are culturally universal. Emotion, 20(7), 1127.