This document discusses various psychological complications that can occur during the postpartum period, including postpartum blues, postpartum depression, and postpartum psychosis. It provides information on the definition, incidence, risk factors, symptoms, diagnosis, and management of each condition. Postpartum blues is mild and temporary, affecting nearly 50% of new mothers. Postpartum depression is more severe and long-lasting, impacting 10-20% of women. Postpartum psychosis is the most serious condition, occurring in 1 in 500-1000 births, requiring immediate medical attention. Early identification and treatment is important for all conditions to help new mothers recover and care for their infants.