Major Depressive Disorder (MDD) affects millions globally, with approximately 30% of patients experiencing treatment-resistant depression (TRD). While ketamine has emerged as a rapid-acting intervention, response rates remain variable, underscoring the need to refine precision medicine approaches for ketamine treatment. Network theories of mental health disorders have been promoted as framework...
Human thoughts often arise unprompted, forming a stream of consciousness. Despite their ubiquity, it remains unknown how the brain supports unprompted thoughts as an integrated experience with rich content and dynamics. Applying latent state modeling to fMRI data collected while individuals spoke aloud their thoughts, we identified recurring brain states linked to moment-to-moment thought...