Mental illness Diagnosis 395 Mental health 208 Study and teaching 191 Diagnostic and statistical manual of mental disorders 126 International statistical classification of diseases and related health problems 99 Delusions 95 Classification 70 Psychoses 65 Schizophrenics 56 Schizophrenia 53 Mental Disorders 50 Catatonia 35 Maladies mentales 34 Treatment 33 Psychiatry 29 Depression, Mental 24 Adjustment (Psychology) 23 Defense mechanisms (Psychology) 23 Paranoia 21 mental disorders 20 Psychology, Pathological 17 People with bipolar disorder 16 Personality disorders 15 Anxiety disorders 14 Bipolar disorder 14 Manic-depressive illness 14 Manic-depressive persons 14 Erotomania 12 Hypomania 12