To breathe or not to breathe: Interoceptive predictions in an anxious brain Author: Valentina Jelinčić1, Andreas von Leupoldt2 Affiliation: <sup>1</sup> Research Group Health Psychology, Department of Psychology, KU Leuven, Tiensestraat 102 (postbox 3726), 3000 Leuven, Belgium. Electronic address: valentina.jelincic@kuleuven.be. <sup>2</sup> Research Group Health Psychology, Department of Psychology, KU Leuven, Tiensestraat 102 (postbox 3726), 3000 Leuven, Belgium. Electronic address: andreas.vonleupoldt@kuleuven.be. Conference/Journal: Neuron Date published: 2021 Dec 15 Other: Volume ID: 109 , Issue ID: 24 , Pages: 3904-3907 , Special Notes: doi: 10.1016/j.neuron.2021.11.024. , Word Count: 49 Respiration is gaining traction as an important and consciously accessible interoceptive domain with strong relationships to anxiety. In this issue of Neuron, Harrison et al. (2021) report a tour de force investigation into this relationship at multiple levels of interoception, featuring a novel respiratory learning task. PMID: 34914918 DOI: 10.1016/j.neuron.2021.11.024