15-20% of new mothers experience: Severe mood swings, crying excessively, difficulty bonding with your baby, withdrawing from family, and friends, insomnia, excessive sleeping, overwhelming tiredness/loss of energy, less interest and pleasure in activities you used to enjoy, intense irritability and anger, hopelessness, feeling of worthlessness, shame, guilt, inadequacy, reduced ability to think clearly, concentrate or make decisions, severe anxiety/panic attacks, thoughts of harming yourself or your baby, recurring thoughts of death or suicide.