If negative emotion comes from underweighting sensory evidence, that explains EMDR: it forces high-precision attention onto something the mind usually represses.

EMDR Eye Movement Desensitization and Reprocessing: a trauma therapy in which the patient recalls a memory while moving their eyes from side to side. Recommended as a first-line PTSD treatment; whether the eye movements themselves do anything is still argued about.

Psychotherapy Treatment by conversation between a therapist and a patient, and the arguments about what in it actually does the work.