Change in Behavior

Depression can sometimes be difficult to spot, but a change in behavior could indicate intense sadness, loneliness, fear, or even suicidal feelings. These emotions can be quite complex, here are some symptoms of changed behavior:

• A change in eating and sleeping habits
• Withdrawal from friends, family, and regular activities
• Violent actions, rebellious behavior, or running away
• Drug and alcohol use

Source: The American Academy of Child and Adolescent Psychiatry