FRIDAY, Feb. 13, 2026 -- Actigraphy measures of sleep phase variability and daily activity amplitude are associated with relapse of depression , according to a study published online Feb. 11 in JAMA Psychiatry .
Andre C. Tonon, M.D., Ph.D., from McMaster University in Hamilton, Ontario, Canada, and colleagues examined whether actigraphy-derived parameters, measured over one to two years, are associated with relapse in an observational cohort study. A referred sample of 102 patients from outpatie