Assessment of Anhedonia in Adults With and Without Mental Illness

Importance

Anhedonia, a reduced capacity for pleasure, is described for many psychiatric and neurologic conditions. However, a decade after the Research Domain Criteria launch, whether anhedonia severity differs between diagnoses is still unclear. Reference values for hedonic capacity in healthy humans are also needed.

Objective

To generate and compare reference values for anhedonia levels in adults with and without mental...