Postpartum blues
Postpartum blues ("baby blues") is characterized by: 1) Onset: 3-5 days postpartum, 2) Symptoms: tearfulness, mood lability, anxiety, irritability, insomnia, 3) Duration: self-limited, resolves within 2 weeks, 4) Prevalence: affects 50-80% of mothers, 5) Management: reassurance and support only - no medication needed. Contrast with postpartum depression (onset within 4 weeks to 1 year, persistent symptoms, requires treatment) and postpartum psychosis (acute onset within 2 weeks, hallucinations, delusions, confusion, medical emergency).