Out now as a preprint!
We investigated the effect of outcome-uncertainty on learning and endogenous pain modulation in a probabilistic gambling task.
Results show that pain inhibition from winning pain relief increases as a function of certainty in what action lead to the relief of pain.
Fabrice Hubschmid
Reward-induced endogenous pain inhibition scales with action-outcome certainty in humans https://www.biorxiv.org/content/10.1101/2025.10.31.685818v1