Types of Mental Illness
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Anxiety and depression are the most common of all mental illnesses and often come together. Depression is considered a mood disorder, and globally more than a quarter of a billion people suffer from it.

Anxiety is a family of disorders that includes generalized anxiety disorder, panic disorder, social anxiety disorder, and specific phobias and it affects about 40 million people in the United States.

Bipolar disorder, also or formerly known as manic depression and part of mood disorders, is also very common and affects close to 6 million people in the US.


Other recognized mental illnesses include:

  • Schizophrenia and other psychotic disorders.
  • Obsessive Compulsive Disorder or OCD.
  • Post-Traumatic Stress Disorder or PTSD.
  • Impulse control and addiction.
  • Personality disorders, such as antisocial or paranoid behavior.
  • Stress response syndrome or adjustment disorder.
  • Dissociative disorder, formerly known as multiple personality disorder or split personality.
  • Factitious disorder, like Munchausen syndrome by proxy.
  • Somatic or psychosomatic disorder.
  • Motor or “Tic” disorder, like Tourette’s.