Decreased or increased appetite and sleeping too little or too much are also symptoms. Mania is the opposite of depression. People with mania re excited, elated, hyperactive, irritable, easily distracted, and extremely talkative. They have an inflated self-esteem, a decreased need for sleep, and may go on spending sprees. As a manic episode worsens, a person can experience delusions and hallucinations, which makes such an episode similar to schizophrenia.
Bipolar disorder is when people alternate between episodes of mania and depression.
There are many different kinds of therapy. Appropriate treatment will be selected according to the diagnosis and the severity of illness. For some people, psychosocial therapy or social support is what is needed. For other people, psyschosocial therapy and medication are prescribed, for example, in severe disorders such as bipolar disorder, depression, and schizophrenia. There are many types of medication available.