Future Market Insights reveals that the mental health-sleep overlap market is being reshaped by growing clinical recognition of bidirectional causality between psychiatric disorders and sleep disturbances, accelerating demand for integrated treatment approaches that simultaneously target both conditions. Evidence-based interventions including combined CBT-I and psychiatric therapy, digital therapeutics, and pharmacotherapy with favorable sleep profiles are unlocking new care pathways, particularly in telehealth-enabled and employer-sponsored mental health programs across North America and rapidly expanding Asian markets.