ReCOVER - internet based cognitive behavioural therapy for severe fatigue after COVID-19

Randomized controlled trial of adults with severe fatigue following COVID-19, recruited via self-referral and clinical confirmation. Participants received internet-based cognitive behavioural therapy (iCBT) or usual care, with follow-up assessments up to 12 months. Data include questionnaires, interviews, and objective assessments, with a subset undergoing neuroimaging.