1. Anxiety disorders

Anxiety disorders cause people to respond to certain objects or situations with fear or dread.

2. Mood disorders

Mood disorders are also known as affective disorders, and they involve persistent grief or sorrow alone or combined with periods of ecstasy or happiness. People with mood disorders may experience fluctuations between extreme joy and extreme sadness.

3. Psychotic disorders

Psychotic disorders are characterized by distorted awareness and thinking. Schizophrenia is a common example of a psychotic disorder.

4. Eating disorders

Eating disorders involve abnormal thoughts or behavior about food and weight and may cause people to eat too much or too little. Eating disorders can lead to heart and kidney problems.

5. Personality disorders

People with personality disorders have unhealthy, inflexible thoughts and behaviors that may pose serious problems with relationships and work.

6. Post-traumatic stress disorder (PTSD)

PTSD develops after a traumatic experience such as sexual assault, physical assault, natural disaster, or death of a loved one. Memories of the trauma may have disturbing effects on the person.

7. Impulse control and addiction disorders

These disorders are characterized by an irresistible urge to engage in risky behaviors or get addicted to certain substances.

8. Factitious disorders

Factitious disorder is a psychological condition in which a person acts as if they have a physical or mental illness when they do not, making up or exaggerating symptoms.

9. Obsessive-compulsive disorder (OCD)

OCD is characterized by disturbing thoughts or fears that cause people to perform repetitive rituals or routines. Compulsions are not connected in a realistic way to the feared event.

10. Sexual and gender disorders

Sexual and gender disorders affect sexual desire, performance, and behavior.