• Increased use of alcohol or drugs
• Withdrawing from activities
• Isolating from family and friends
• Sleeping too much or too little
• Giving away prized possessions
• Aggression
• Fatigue
• Displaying depression, anxiety, irritability, shame or anger
• Displaying relief or sudden improvement in mood
• Talking about feelings of hopelessness, being a burden to others or having no reason to live
Source: American Foundation for Suicide Prevention