Psychological disorder.

A psychological disorder is a condition characterized by abnormal thoughts, feelings, or behaviors that cause distress or impairment in functioning. These disorders can range from mild to severe and can impact a person's ability to lead a normal life. Some common psychological disorders include depression, anxiety disorders, bipolar disorder, schizophrenia, and eating disorders. Treatment for psychological disorders often involves therapy, medication, or a combination of both.

Anxiety Disorders

- Generalized anxiety disorder
- Panic disorder
- Phobias (e.g., social anxiety disorder, specific phobias)
- Obsessive-compulsive disorder
- Post-traumatic stress disorder

Mood Disorders

- Depression
- Bipolar disorder

Personality Disorders

- Borderline personality disorder
- Narcissistic personality disorder
- Antisocial personality disorder

Eating Disorders

- Anorexia nervosa
- Bulimia nervosa
- Binge-eating disorder

Substance Use Disorders

- Alcohol use disorder
- Drug use disorder
- Gambling disorder

Sleep Disorders

- Insomnia
- Sleep apnea
- Narcolepsy

Attention-Deficit/Hyperactivity Disorder (ADHD)

Autism Spectrum Disorder

Schizophrenia

Other Disorders

- Disruptive mood dysregulation disorder
- Oppositional defiant disorder
- Conduct disorder
- Factitious disorder
- Somatic symptom disorder