Children with anxiety disorders respond to certain things or situations with fear and dread, as well as with physical signs of anxiety (nervousness), such as a rapid heartbeat and sweating.

Children with ADHD generally have problems paying attention or concentrating, can't seem to follow directions, and are easily bored and/or frustrated with tasks. They also tend to move constantly and are impulsive

It involves intense emotions and attitudes, as well as unusual behaviors associated with weight and/or food.

Children with these disorders are confused in their thinking and generally have problems understanding the world around them.

These disorders involve persistent feelings of sadness and/or rapidly changing moods, and include depression and bipolar disorder. A more recent diagnosis is called disruptive mood dysregulation disorder, a childhood and adolescent condition involving chronic or persistent irritability and frequent angry outbursts.

Schizophrenia is a chronic, severe mental disorder that affects the way a person thinks, acts, expresses emotions, perceives reality, and relates to others. Though schizophrenia isn’t as common as other major mental illnesses, it can be the most chronic and disabling.