What Are the Symptoms of Mental Illness in Children?

Children’s symptoms vary depending on the type of mental illness, but some of the general symptoms include:

  • Changes in school performance, such as poor grades despite good efforts
  • Abuse of drugs and/or alcohol
  • Inability to cope with daily problems and activities
  • Changes in sleeping and/or eating habits
  • Excessive complaints of physical ailments
  • Defying authority, skipping school, stealing, or damaging property
  • Intense fear of gaining weight
  • Long-lasting negative moods, often accompanied by poor appetite and thoughts of death
  • Frequent outbursts of anger
  • Loss of interest in friends and activities they usually enjoy
  • Significant increase in time spent alone
  • Excessive worrying or anxiety
  • Hyperactivity
  • Persistent nightmares or night terrors
  • Persistent disobedience or aggressive behavior
  • Frequent temper tantrums
  • Hearing voices or seeing things that are not there (hallucinations)