Conditions A–Z
Explore evidence-based information about mental health, psychological, psychiatric, neurodevelopmental, behavioral, sleep-related, substance-related, and neurocognitive conditions.
Featured Conditions
Attention-Deficit/Hyperactivity Disorder (ADHD)
A neurodevelopmental condition involving persistent patterns of inattention, hyperactivity, and/or impulsivity that interfere with functioning.
Autism Spectrum Disorder
A neurodevelopmental condition involving differences in social communication and interaction, along with restricted or repetitive behaviors and interests.
Bipolar I Disorder
A mood disorder defined by at least one manic episode, often accompanied by episodes of depression.
All Conditions A–Z
A
- Acute Stress Disorder
- Adjustment Disorder
- Agoraphobia
- Alcohol Use Disorder
- Alcohol Withdrawal
- Alzheimer’s Disease
- Anabolic-Androgenic Steroid Use Disorder
- Anorexia Nervosa
- Antenatal (Prenatal) Depression
- Antisocial Personality Disorder
- Anxiety Disorder Due to Another Medical Condition
- Anxiety Disorders
- Attention-Deficit/Hyperactivity Disorder (ADHD)
- Attenuated Psychosis Syndrome
- Autism Spectrum Disorder
- Avoidant Personality Disorder
- Avoidant/Restrictive Food Intake Disorder
I
M
B
F
N
S
- Schizoaffective Disorder
- Schizoid Personality Disorder
- Schizophrenia
- Schizophreniform Disorder
- Schizotypal Personality Disorder
- Seasonal Affective Disorder (Seasonal Pattern)
- Sedative, Hypnotic, or Anxiolytic Use Disorder
- Selective Mutism
- Separation Anxiety Disorder
- Serotonin Syndrome
- Shared Psychotic Disorder (Folie à Deux)
- Sleep Terrors
- Sleep-Related Hypoventilation
- Sleepwalking
- Social (Pragmatic) Communication Disorder
- Social Anxiety Disorder
- Somatic Symptom Disorder
- Specific Learning Disorder
- Specific Phobia
- Speech Sound Disorder
- Stereotypic Movement Disorder
- Stimulant Use Disorder
- Stimulant Withdrawal
- Substance Use Disorders
- Substance-Induced Psychotic Disorder
- Substance/Medication-Induced Anxiety Disorder
- Substance/Medication-Induced Bipolar and Related Disorder
- Substance/Medication-Induced Depressive Disorder
- Substance/Medication-Induced Sexual Dysfunction
- Suicidal Behavior Disorder
C
- Caffeine Use Disorder
- Cannabis Use Disorder
- Cannabis Withdrawal
- Catatonia
- Central Sleep Apnea
- Childhood-Onset Fluency Disorder (Stuttering)
- Chronic Traumatic Encephalopathy (CTE)
- Circadian Rhythm Sleep-Wake Disorders
- Cocaine Use Disorder
- Complex Post-Traumatic Stress Disorder (C-PTSD)
- Conduct Disorder
- Conversion Disorder (Functional Neurological Symptom Disorder)
- Cyclothymic Disorder
G
O
D
- Delayed Ejaculation
- Delirium
- Delusional Disorder
- Dependent Personality Disorder
- Depersonalization/Derealization Disorder
- Depressive Disorder Due to Another Medical Condition
- Depressive Disorders
- Developmental Coordination Disorder
- Disinhibited Social Engagement Disorder
- Disruptive Mood Dysregulation Disorder
- Dissociative Amnesia
- Dissociative Identity Disorder
H
P
- Panic Disorder
- Paranoid Personality Disorder
- Parkinson’s Disease Dementia
- Periodic Limb Movement Disorder
- Persistent (Chronic) Motor or Vocal Tic Disorder
- Persistent Depressive Disorder
- Personality Change Due to Another Medical Condition
- Phencyclidine (PCP) Use Disorder
- Pica
- Post-Traumatic Stress Disorder
- Postpartum Anxiety
- Postpartum Depression
- Postpartum Obsessive-Compulsive Disorder
- Postpartum Psychosis
- Premature (Early) Ejaculation
- Premenstrual Dysphoric Disorder
- Prolonged Grief Disorder
- Provisional Tic Disorder
- Pyromania