Loss of Effort in Chronic Low-Back Pain Patients: Motivational Anhedonia in Chronic Pain
Samuel Alldritt, Mohammad Jammoul, Meena M. Makary, Susanne Becker, Daniel D. Maeng, Brian P. Keane, David Harold Zald, Paul Geha
This study investigates effort expenditure and brain connectivity in chronic low-back pain patients, finding reduced willingness to pursue high reward tasks and linking this to cortico-striatal connectivity.
PLoS ONE · Aug 20, 2025Peer-reviewedNeuroscience