Distress tolerance

The construct that names what you do with an aversive bodily signal, as opposed to how loud it is (intensity) or how well you read it (accuracy/sensibility). It sits on the regulation side of the interoceptive-taxonomy: a relationship to the signal, not a property of perceiving it.

Why the wiki has a page for it

It arrives with Rai et al. (2026) as the answer to a question that study raised and could not otherwise fill. A digital mindfulness therapeutic raised interoceptive awareness and slightly raised high-intensity-exercise endurance, but awareness and performance were uncorrelated at the person level and no measured variable mediated the benefit. The one factor the intervention actually moved in the exploratory factor analysis was effort and distress tolerance (β=0.33, p=0.039), and it was the one factor that tracked performance (r=0.38 with the performance factor). So the study’s most defensible mechanistic reading is not “people perceived their bodies better” but “people tolerated the effort and discomfort more” — a distress-tolerance story wearing an interoception label.

That distinction is the reason for a separate page. Much of the wiki’s applied literature (mindfulness-interoceptive-training, interoceptive-exposure, the exercise thread) is written as though the therapeutic lever is awareness of bodily sensation. Rai et al. is a case where awareness moved and did nothing, and tolerance moved and carried the outcome — which suggests the two are dissociable and that the field’s instruments (MAIA foremost) may be measuring the wrong one for predicting behaviour.

Where it connects

• interoceptive-exposure — repeated, non-avoidant contact with feared or aversive interoceptive sensation is, mechanistically, distress-tolerance training. High-intensity exercise is a naturally occurring version (see physical-activity-and-interoception); the clinical version is deliberate. Distress tolerance is the outcome that exposure is supposed to build.
• anxiety-sensitivity — its near-opposite: anxiety sensitivity is the belief that aversive bodily sensations are dangerous, which lowers tolerance for them. The panic literature’s “fear of bodily sensations” (Ehlers 1993) is low distress tolerance stated as a threat appraisal.
• perceptual-inference / regulation — staying with an aversive sensation rather than acting to abolish it is, in Farb’s framing, the perceptual-inference (accepting) pole rather than the active-inference (escape/suppress) pole. Distress tolerance is the behavioural face of that stance.
• is-more-interoceptive-awareness-better — distress tolerance is a candidate answer to that debate’s recurring “not how much, but which mode” theme: the useful thing may be tolerance of the signal, not the quantity of contact with it.

Held loosely

The construct enters on a single source, measured by self-report (RPE, feeling-state and attentional-focus items loading on one exploratory factor), in a study whose own mediation analysis failed — so distress tolerance is Rai et al.’s best available reading of an under-determined result, not a demonstrated pathway. Whether tolerance of effort during exercise generalizes to tolerance of other aversive interoceptive states, and whether it is trainable independently of awareness, are both open.